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Pet Bird Species: Budgerigars

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First recorded in 1805, the budgerigar, more commonly referred to simply as the budgie, is thought to be the third most popular pet in the world – and for good reason. These lively little birds have many of the lovable characteristics of parrots, but in a smaller package, making them ideal as pets for just about anyone as they require less space and less food, but as with all pet birds, thrive on loads of attention. Available in a wide range of colors and varieties, budgies are very intelligent, are easily tamed and can even be trained to talk.

Originating from Australia, where they are still found in the wild, budgies have a preference for grassland areas where they feed mainly on seeds. They are by nature sociable birds and in the wild they live in flocks of varying sizes. They breed according to the availability of food and in times of plenty may produce clutches of seven to eight chicks, while when drought conditions strike (as they are prone to do in the outback of Australia), budgies will not breed at all as they conserve resources for the existing flock.

Wild budgies have light green bodies and yellow heads, with yellow and black rippled stripes from their foreheads down their wings. They have long blue tails and dark purple cheek patches. Selective breeding over the years has produced a wide variety of colors, body shapes and sizes in pet budgies. The hobby of ‘showing’ budgies has led to the breeding of birds with physical traits that are considered desirable by judges, but are far different from the original Australian wild budgie that has survived in often harsh conditions for millions of years.

Pet budgies are happiest and healthiest when they have a diet as close to that of their ancestors as possible, so a variety of good quality seeds is essential. These should include a high percentage of a variety of millet seed, canary seed and a small amount of whole oats. There are commercial mixes made specifically for budgies, or you can mix your own. Make sure that the seed mix you offer your canary is free from dust and mold. To boost the immune system of your budgie, try sprouting some of the seed. This will also be a good indicator of whether the seed you are using is fresh. Soak some seed overnight in water, tip it into a sieve and leave it there until a white tip starts emerging (24-48 hours). At this stage you can mix this in with some dry seed and give it to your budgie. Remove the remaining mix at the end of the day, as it could make your bird ill if left for too long.

Budgies also need some fresh fruit and veggies. They are fond of chickweed, which is very nutritious, and they enjoy dandelion, carrots, broccoli, apples and a variety of other fresh foods. It should go without saying that all fresh foods should be free of pesticides and other toxins, such as car exhaust fumes, so don’t buy from roadside vendors. It is also a good idea to provide them with a cuttlefish, which they will use as and when they need it. If you feed your pet budgie a well-rounded diet as described, with seeds as its mainstay, it should not need additional vitamin supplements.

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Vancouver’s Bird Week: Promoting Appreciation for Birds

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The coastal seaport city of Vancouver in British Columbia, Canada, features a wide variety of habitats which attract large numbers of birds. To encourage interest in local and migratory birdlife, Vancouver hosts an annual event called Vancouver’s Bird Week, with the 2014 program taking place on May 3-10. This week-long celebration offers a host of bird-related walks, talks, workshops, exhibition and lectures at various venues across Vancouver, at no cost to participants. The Roundhouse and Hillcrest community centers will host artists’ workshops for all ages, as well as art exhibitions, and the week will draw to a close on World Migratory Bird Day with a series of nature walks in Vancouver’s spectacular parks.

As part of the celebrations, members of the public are encouraged to choose from six popular Vancouver bird species to decide which will be honored as the City’s Bird for the year. This is the first time a City Bird is being selected in this way, and the winner is to be announced on May 10, the closing day of Vancouver’s Bird Week. Birds in the running for the honor of City Bird include Anna’s Hummingbird, the Black-Capped Chickadee, the Pileated Woodpecker, Varied Thrush and Northern Flicker – all beautiful birds, each with their own unique characteristics.

The Pileated Woodpecker (Dryocopus pileatus) is the largest of the City Bird candidates and is very distinctive with its black body, white stripes, flaming red crest and long, strong beak. Residing in mature forests and wooded parks, Woodpeckers are known for pecking holes in trees while searching out their preferred meal of carpenter ants. The Pileated Woodpecker makes quite large rectangular holes in trees, sometimes weakening smaller trees and causing them to break. They do not restrict their search to a particular species of tree and will search for ants and beetle larvae in both coniferous and deciduous trees, sometimes peeling long strips of bark from trees as they do so. They also forage through leaf litter on the ground and eat nuts and fruit. The woodpecker’s search for food produces a loud hammering sound that can be heard from far away. They also hammer as part of their mating ritual and to set their territorial boundaries. Certainly the Pileated Woodpecker is among the more fascinating birds living in the vicinity of Vancouver.

Picture courtesy of Nigel from Vancouver (Wikimedia Commons)

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Golden Pheasants – Elegant and Exotic

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Indigenous to the mountains of central China, Golden Pheasants (Chrysolophus pictus) are spectacularly beautiful birds that are so well adapted to living in captivity they have become popular pets in many countries far from their original habitat. Some researchers are of the opinion that the Golden Pheasant was likely the first species of pheasant brought into North America in the mid-1700s, and they have formed several feral populations in parts of the United Kingdom.

The Golden Pheasant and Lady Amherst Pheasant (Chrysolophus amherstiae) are both Ruffed Pheasants, so named for the ruff the male spreads around his face and neck as part of his courtship ritual. The female Golden Pheasant is brown in color with dark rippled bars running from her head down her body and wings, while her face, throat and rump are buff. The male, on the other hand, is one of the most colorful birds around, with a silky-golden crest, tinged with red at the tips. Its face, chin, throat and sides of its neck are a rusty tan color, while its orbital skin and wattles are yellow. The ruff of the Golden Pheasant is light orange, with a bluish-black border on each feather. The green upper back of the bird contrasts beautifully with its golden-yellow back and rump, while its scarlet breast blends into a light chestnut color on its flanks and underparts. Its tertiary wing feathers are blue, with dark red scapulars, while its central tail feathers are black with buff spots and the tip of its tail being buff.

Although they are brightly colored, they are not always easy to spot in their natural habitat of dense forest, so not much is known about their habits in the wild. What is known is that they forage on the ground, eating grain, leaves and invertebrates, and they can fly short distances, roosting in trees at night.

As they are compatible with other types of birds (but not always with other pheasant species), Golden Pheasants can be kept in an environment with waterfowl, peafowl, doves, pigeons and other birds. They are very hardy, breed easily in captivity and the chicks are easy to raise. As such, Golden Pheasants are a good choice for first-time pheasant owners and a firm favorite among veteran bird keepers.

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The Office Birder

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As an avid birder the only thing worse than an office job is not having a window nearby to catch a glimpse of a passing bird. Luckily, technological advancements provide a solution to at least one of those problems. As many birders out there may know, there is a lot of live footage from bird cams put in place by the Cornell Lab of Ornithology and a few other organizations that provide us access to the great outdoors and exclusive footage of birds nesting, hunting and feeding their young from anywhere.

It’s the perfect time of year to watch with wonder.

I have spent many an hour watching the Red Tailed hawks sit on the nest incubating, and rolling their eggs with patience. It is really fascinating to see the teamwork between the pair of hawks as they carry out their instincts as protective parents. My co-workers must think I’m crazy because of how excited I am to see the eggs hatch… Any day now!

A variety of viewing options.

The best part of Cornell’s site is that you can watch whatever birds you feel like watching – there are hawks, barn owls, albatross, ospreys and even a birdfeeder in Ithaca that attracts a variety of species. Don’t forget my favorite – the Heron Cam. I doubt there is a more regal bird than the Great Blue Heron. They should start nesting soon and I cannot wait to see it.

Opportunities for interaction.

One of the best things about these cams is the fact that they encourage you to interact with the moderators and other viewers. If you have some free time, or just need a break from office work, it is fun to read what people are saying on the live chat. A lot of times they pose some really great and educational questions. You might even get lucky enough to get on one where they have a prize for guessing the day the eggs hatch for a prize! This interaction makes you feel like you are more involved in the entire process, especially so in a nesting pair of birds.

It’s not only Cornell that offers great bird cams.

The advancements in technology and the corresponding drop in equipment prices have allowed more people to start recording the birds, and in effect bring the joy of bird watching to a larger audience. There are so many great web sites that offer nest cams, just doing a quick search for your favorite bird and ‘nest cam’ will provide hours of entertainment. I love hummingbirds, so naturally I went searching for some nest footage one day. I found out that a mother hummingbird deserted a nest along with her two chicks, and luckily the nest cam was in place so they could get some help. Watch the young hummingbirds go crazy with joy to be fed in the video below.

Video of Hummingbird Rescue

If you’re looking for something a little more majestic, look no further than the Decorah Eagles cam and watch our national bird raise its young. You could even go so far as getting yourself some new birdfeeders and a web cam and create your own page to watch.

As you can see this is one of the great ways I have found to cope with being surrounded by walls. The next time you find yourself staring at the wall of your cubicle, no need to get down. Just fire up a bird cam, and enjoy the sights and sounds of the great outdoors and see how many birds you can identify! It’s a great way to make the day go just a little bit better.

Article contributed by: Ernie Allison

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Home Away from Home on the Islands

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If you were to think about birding in Hawaii, what would be the first thought that ran through your mind? For me it was, “I wonder what kind of crazy tropical birds I am going to find”. I don’t know why, but when thinking about birds in Hawaii that I immediately think of birds that you would expect to find in the rainforest’s of the Amazon, the flashy colors and the long ornate tail feathers. I think you will be surprised, as I was, with the familiar feathered friends that Hawaii has in store for birders.

A familiar call

It is always comforting to be somewhere new and hear a familiar voice calling out to you. For me that was when I woke up to a beautiful morning on Kauai, welcomed by the familiar call of the Western Meadowlark! I was surprised to hear the beautiful song of one of my favorite birds. Upon doing a little research on the matter I was shocked to find out that they were introduced to Kauai, undoubtedly for the beautiful song they sing. Finding the Meadowlark inspired me to go on a hunt for other birds that I didn’t expect to see on the islands.

Who’s laughing at me?

Imagine my surprise when I was doing some hiking and thinking I was alone when suddenly I was surprised to hear what sounded like someone was laughing at me. Having experienced living and hiking in Idaho, I suddenly realized that I was being mocked by a Chukar! Oh how illusive they are in the rocky hills in Idaho – it can be quite hard to get a good view of this beautiful bird. I was in complete shock when I had several run-ins with them along the trail I was hiking.

Before visiting Hawaii, I had never seen a Chukar pop out of a bush and stand in the trail in front of me, so it was truly a magical moment for me to share the trail so comfortably with the bird. Hawaiian Chukars are so comfortable around people, so I was able to get so close to them, seeing the beauty of all of their different colors for what seemed like the first time.

A friendly covey

While relaxing on a shady hillside on Maui, I heard another familiar call. This time it was more of a ka-kah-ko, ka-kah-ko. Could it be one of my frequent visitors to my feeders at home? It sounded like it was close so I didn’t want to move too fast and spook it away. Slowly looking and scanning for any movement I finally spotted a group of birds scurrying along the ground. Seeing a healthy covey of California Quail put a huge smile on my face.

There is something quite amiable about the quail. I think if I had to describe the ‘personality’ of them, the only word that comes to mind is ‘bubbly’. I have watched them at my own ground feeders for years and never get tired of the little chirps and squeaks that they make.

Could it be?!

In my final few days of my time on the beautiful islands of Hawaii I decided to try an experiment of sorts. I had been seeing flashes of a very bright bird, but I couldn’t get a good view of it. I had heard rumors that this bird was on the islands, but until I saw it with my own eyes I wouldn’t believe it. So I went to a local store and picked up a window birdfeeder and a small bag of seed, to see if I could lure one in. Now, even as an avid birder, I didn’t spend all of my time in my room waiting to see what would come eat from the feeder, I was in Maui after all!

The times that I was in my room I witnessed a lot of amazing activity feeding from the birdfeeder. Then it happened, a flash of bright red, and sitting there on my feeder was a Northern Cardinal! I had heard that they had accidentally been introduced on the islands, but I guess I didn’t expect to actually see one. I decided to get in touch with the local Audubon Society and see if I could get some information on how they ended up there. From the information I was able to gather it sounds like someone had a pair as a pet and one escaped. To try to ensure the bird’s survival, they also let the second one go right after. This happened back in 1929. Reportedly between the years of 1929-1931 there were several hundred more pairs that were brought over and introduced to the islands. Seeing the bird in person was an amazing experience and one I will never forget.

Eye Opener

You just never know what you are going to find when you take a trip. I had a blast not only seeing a bunch of the native birds but also so many familiar species of birds. It just goes to show that when you don’t spend all of your time on the beach and just open up your eyes you will see things that you never expected to see. You might see some familiar feathers among the branches when you are looking for the new ones. If you ever have the chance to get over to Hawaii don’t miss out on the opportunity to get out and enjoy some of the beautiful birds and see what other species you can find that you didn’t expect to see!

Article contributed by: Ernie Allison

(Picture courtesty of USFWS via Wikimedia Commons)

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Smithsonian Bird Collection

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The Smithsonian Institution National Museum of Natural History’s Division of Birds features more than 640,000 specimens and is considered to be the world’s third largest bird collection. Identified by the acronym USNM (United States National Museum), the National Collection represents up to eighty percent of the world’s known avifauna species, of which there are around 9,600. The collection is specifically available for scientific research by both resident staff and visiting scientists, with the National Museum of Natural History hosting between 200 and 400 such visitors each year. While the collection is not open to the public, the searchable online database maintained by the USNM contains information on more than 400,000 of the collection’s specimens.

The Bird Division Hall of Fame pays tribute to men who have significantly contributed to the study of birds and the collection since its inception in the mid-1800s. Among the Hall of Famers is Spencer F. Baird (1823-1887) who was the Assistant Secretary of the Smithsonian Institution from 1850 to 1878. His donation of more than 3,600 birds formed the foundation of the collection, and he was also a founding member of the American Ornithologists Union and a member of the National Academy of Sciences.

Another founding member of the American Ornithologists Union was Elliott Coues (1842-1899). Coues was an army physician, naturalist and field collector, as well as a member of the National Academy of Sciences. His various publications on field ornithology and identifying North American Birds were invaluable to ornithologists in those early days and remain valuable as reference works to this day.

Robert Ridgway (1850-1929) served as the first Curator of Birds at the USNM in 1881. He was an artist, a founding member of the American Ornithologist Union, member of the National Academy of Sciences and publisher of the first eight volumes of The Birds of North and Middle America – a reference work still in use today.

As a field naturalist and taxidermist for the USNM, William Palmer (1856-1921) collected specimens from Pribilof Islands, Funk Island, Cuba and Java, among other destinations. Assistant Curator of Birds between 1881 and 1889 Leonhard Stejneger (1851-1943) carried out pioneering ornithological fieldwork on the Commander Islands, Kamchatka, the Alps, Southwestern UK, Puerto Rico and Japan. Pierre L. Jouy (1856-1894) was a field collector who collected specimens primarily in Korea, Japan and China. He also made extensive contributions to the ethnological and zoological collections at Smithsonian.

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Drone Technology in Bird Conservation

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As technology advances, more and more applications are being found for the use of drones – unmanned aerial systems – which were initially developed primarily for military use. Conservationists have recognized the value of having ‘eyes’ and ‘ears’ in vast untamed regions where poaching is a problem, and countries like Namibia and Nepal are making use of drones to monitor vulnerable wildlife and stop poachers before they strike, rather than tracking them down and catching them after the damage is done. The potential for using drones in bird conservation efforts is diverse, and in the United Kingdom, the Royal Society for the Protection of Birds (RSPB) is reportedly using drone technology to monitor the nests of rare birds and introduced species.

Designed by Nigel Butcher of the RSPB, the drone is powered by six small electric motors that run so quietly they barely make a sound, and most importantly, do not disturb the birds. Using the marsh harrier as an example, Butcher notes that entering the area around the nests to put up cameras may result in the parents deserting the nest, a behavior they are known for. The drone, on the other hand, can fly in and film activity in the nest, transmitting images via live video feed to researchers. Moreover, birds and mammals that are active at night can be tracked with the use of thermal imaging technology, providing valuable information to researchers.

In addition to monitoring the breeding patterns of marsh harriers and bitterns, the drone technology is being used to keep track of cranes and corncrakes which are being reintroduced into areas in the UK, from where they had disappeared. Drones will also be used to film inaccessible nesting areas in the Minsmere Reserve for the BBC Spring Watch series. Located on the Suffolk coast, RSPB Minsmere is one of the UK’s most biodiverse reserves, and viewers will have the opportunity to see some of its natural bounty right in their own homes, starting on May 26 and running for three weeks.

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Fork-tailed Drongos: Marvelous Mimics

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A recent study by evolutionary biologist Tom Flower of the University of Cape Town in South Africa has revealed that the African fork-tailed drongo mimics alarm calls of other species as part of its food gathering strategy. Wildlife observers in Africa have noted that the drongo is an accomplished thief, but it was thought that it was using its own alarm call to falsely alert other birds and meerkats that a predator was nearby, thereby causing them to drop their meal, which the drongo would swoop in and claim. It is estimated that the drongo steals more than twenty percent of its daily food. But the lengthy study carried out by Flower in the Kuruman River Reserve, located in the Kalahari Desert, yielded some astounding insight into the drongo’s ability to perfectly mimic a variety of bird and mammal species for its own advantage.

In the wild, birds and mammals often pay attention to other species in their environment when it comes to sounding the alarm. An extra pair of eyes and ears can be handy when it comes to safety. But as researchers have discovered, the drongo can’t be trusted. Perched high up in a tree a drongo watches with keen interest as meerkats forage, and when one of them catches something, an insect or lizard, the drongo sounds its own alarm call, anticipating that the meerkat will drop its prey and head for cover. However, the foraging meerkats are likely to ignore the drongo after it has used its own alarm call a few times. Undaunted, the drongo will switch to the alarm call of another bird species, often with successful results.

During the study, Flower and his colleagues tracked and recorded the calls of 42 drongos as they attempted to steal food from the same target. It was noted that of the 151 recorded incidents, the drongos switched to a different alarm call a total of 74 times. After giving its own alarm call without success, a drongo may give the alarm call of its target, which general proved successful.

Flower notes that he doubts the birds have ‘theory of mind’ – the ability to understand that another being has different beliefs and intentions – which is currently only attributable to humans. It’s more likely that they are responding to feedback, or have an ability to grasp cause and effect, and use this to their advantage. Nonetheless, this is another example of the keen intelligence of the feathered creatures that share our planet.

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Radio Waves May Disrupt Birds’ Magnetic Compass

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While the navigational skills of birds remain largely unexplained, the theory that they use the magnetic field of the earth to some degree to map their positions is generally accepted. The magnetic field of the earth is weakest at the equator, becoming stronger toward the north and south poles. This change in magnetic strength may give birds an estimate of their latitude while in flight. This amazing ability to navigate is especially evident in homing pigeons which are able to find their way home over distances of as much as 1,100 miles (1,800 km) with unwavering accuracy. Research has revealed that pigeons have a significant number of iron particles on top of their beaks, which act as a natural compass to guide them, along with visual landmarks and olfactory markers.

It has long been debated whether manmade electromagnetic fields are detrimental to human health, and conservationists share this concern when it comes to animals, particularly migratory birds. A recent study by scientists from Oldenburg University in Germany has found that manmade electromagnetic fields are confusing migrating robins, which also rely on the earth’s magnetic field for navigation. The study was prompted by observations made seven years ago when it was noted that European robins (Erithacus rubecula) stopping over at the university campus during their annual migration appeared confused. Over the next seven years, experiments were carried out by alternatively blocking and unblocking electromagnetic radiation and observing the behavior of the birds. It became clear that when the birds were exposed to the manmade electromagnetic forces they became disoriented. It is worth noting that birds are susceptible to far lower levels than those deemed safe for humans as set by the International Commission on Non-Ionizing Radiation Protection (ICNIRP) which mandates guidelines for all types of electrical devices, including power lines and mobile phones.

What this means for both animals and humans will no doubt remain a matter for debate as more research is carried out to understand the impact of modern technology on the natural world.

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Pet Bird Species: Canaries

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Domesticated centuries ago, canaries were popular in the courts of Spanish and English royalty in the 17th and 18th centuries because of their beautiful singing. Over the years selective breeding has focused on creating a variety of colors and shapes, but one of the most desired traits of canaries remains their ability to enthrall their audience, and hopefully a mate, with a repertoire of sounds and songs that are very pleasing to the human ear. Wild canaries are generally yellowish green in color, but domesticated canaries are available in a range of colors, including yellow, orange, black, brown, white and red, as well as mottled blends of these various colors.

Prospective owners of pet canaries need to be aware that they are not generally companion birds, as one would consider a parrot, budgerigar or cockatiel to be. Nonetheless, their cheerful disposition and amazing singing abilities make canaries a popular choice as pets. It should also be noted that only male canaries sing as this is how they attract a mate (although some owners have reported their female canaries can sing). Also, they tend not to sing when molting in summer. So, if you are considering getting a canary specifically for its singing, you’ll need to get a male and he would have to remain a bachelor. However, as they are territorial and not particularly social birds, canaries apparently do not need feathered companions to be happy.

As they like flying horizontally from perch to perch, canaries need a cage that is at least 20 inches or longer, by about 10 inches high and 10 inches wide, for them to get enough exercise. Place a perch on both ends of the cage, and maybe one midway. This will encourage your canary to keep fit and healthy. Tall or small cages are not at all suitable for canaries. They don’t need a lot of accessories in their cages, and may see their reflection in a mirror as an intruder or threat. Position the cage in a room where there is some activity and preferably some morning sun, but not in a kitchen and not in a draft.

Pet shops generally stock seed mixes specifically for canaries, as well as soft food in dehydrated form. Ensure that you canary has fresh seed every day and a teaspoon of moistened soft food, as well as some fresh green food such as carrot tops, parsley or spinach. You can offer your canary a slice of fresh apple or pear twice a week as a treat. Fresh water for drinking and splashing around in should be provided each day. Canaries also require grit, obtainable from the pet shop, and enjoy a cuttlebone. For your canary’s good health, ensure that his food and water bowls are cleaned every day. A healthy, happy canary will reward you with cheerful, chirpy activity, and hopefully hours of beautiful singing.

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Giant Ibis: On the Edge of Existence

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Launched by the Zoological Society of London (ZSL) in January 2007, the EDGE of Existence program is a global conservation initiative that focuses on threatened species with unique evolutionary characteristics. EDGE is an acronym for Evolutionarily Distinct and Globally Endangered, which sums up some of the criteria for being included on the EDGE list. Recently scientists from the ZSL and Yale University assessed the 9,993 recorded bird species in the world and listed the top 100 according to various scientific parameters. The top ten on the list, from one to ten, includes the giant ibis (Thaumatibis gigantea); the New Caledonian owlet-nightjar (Aegotheles savesi); the California Condor (Gymnogyps californianus); the kakapo (Strigops habroptila); the kagu (Rhynochetos jubatus); Bengal florican (Houbaropsis bengalensis); the Forest owlet (Heteroglaux blewitti); the Philippine eagle (Pithecophaga jefferyi); Christmas Island frigatebird (Fregata andrewsi); and the Sumatran ground cuckoo (Carpococcyx viridis).

As the world’s largest ibis, the giant ibis measures up to 106 cm in length with an upright standing height of up to a meter and weighing 4.2 kg on average. They have long, curved beaks that they use for foraging in shallow waters and between vegetation, with their diets including aquatic invertebrates, crustaceans, small reptiles and amphibians, as well as earthworms, locusts, mole-crickets, cicadas and other insects. Their feathers are dark gray-brown in color, with silver-grey wing tips and black crossbars. Their heads are dark grey in color and devoid of feathers and their eyes are dark red. Their legs are orange and they have yellow-brown beaks. There are thought to be only 230 pairs of giant ibis left in the wild, and these are all located in northern Cambodia, although there have been unconfirmed sightings in southern Laos and in Vietnam’s Yok Don National Park. Because of their remote location, not much is known about the lifespan and breeding patterns of these giant birds, however, it is known that they nest in trees, generally away from human settlements, and the female lays two eggs which both parents tend to.

As is the case with many endangered bird species around the world, the greatest threat to the giant ibis is humans who clear the wetlands for cultivation and decimate forests for timber, while the increase in human populations results in domestic settlements encroaching on previously unoccupied land. Conflict in the region has also wreaked havoc on bird populations, and the giant ibis is hunted as a food source.

There are some ecotourism initiatives in the region which draw attention to the plight of the giant ibis, but the fact remains that it is considered critically endangered and is in need of protection to prevent it from becoming extinct. Programs such as Edge bring the plight of these endangered birds to the attention of the public, increasing their chances of becoming the focus of conservation efforts.

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Interesting Behavior of Black-billed Magpie – Part 1

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I have been observing black-billed magpie (Pica hudsonia Sabine) for the past nine years and found the species to demonstrate some interesting behavior. I first noted aggressive behavior of the species on the summer (June) of 2004 while I started working on my Masters degree at the University of Lethbridge. The incident took place on the green areas within the university campus close to the Aperture Drive. It appeared to me from a distance that some birds were fighting over the carcass of a Richardson’s ground squirrel on the ground. On closer inspection I saw that the carcass was fiercely contested by a black-billed magpie against three marauding crows. What was quite fascinating to note was that the magpie, which we always saw flying away at the slightest movement, stood its ground boldly, held the carcass to the best of its ability and repeatedly hit back at the approaching crows while it also feasted on the meat every now and then. The incident took place for about 5 minutes, after which the crows gave up, chased away by the defending magpie that finally retained its claim on the carcass.

Looking at the fury and the aggressiveness of the magpie I was quite amazed. It flew to the nearby tree shade holding the carcass in its feet and peacefully kept on feasting when I left for my nearby apartment across the main road. They are extremely inquisitive about human reactions and behavior. Parents are quite aggressively protective of their nests and young ones and they take very good care of their young ones. As far as I remember both parents take turns and share the burden of raising the nestlings, bringing food for them continuously so that the chicks grow up fast. The aggressiveness in them is possibly due to the fact that they share a common phylogenetic relationship and belong to the broad family of Corvidae including jackdaws, crows and ravens, rooks, treepies all known for their aggressive reactions under adverse situations.

Early in the summer of 2005, I was jogging along the university lake that is surrounded by an artificial wood. While moving across the corner, I was attracted to the constant calls of the magpie and ventured into that direction. On the ground I saw three new chicks that may have learnt to possibly come out of the nest and venture around. I scanned the nearby places to look for any sign of a nest but was interrupted by the parents. They did not attack me, but started flying in and around me and landing on nearby shrubs and bushes with constant alarm calls. They were extremely vigilant and that paid off. Being annoyed by their constant calls I decided to get back to my jogging trail instead of searching for their nest. But as I turned back, I was surprised to see that 3-4 adult magpies had joined the two parents and were visibly annoyed with my intrusion into their territory. The hue and cry they raised together as a formidable force pushed me out of the wood into the jogging trail. None of them bombed dive at me or attacked me on the head at any stage, but they did fly from one tree branch to another along my jogging trail for a minute or so following me as if to deter me from ever getting back to their hidden nesting site. The behavior surprised me as I have never seen them ganging up together before and realized that may be a strategy they have learnt to practice possibly from previous experiences where they may have found this combined vigilance of their clustered nesting sites for protection is an effective strategy to ward off intruders.

Continued in Part Two

Article contributed by Saikat Kumar Basu

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Interesting Behavior of Black-billed Magpie – Part 2

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This is an observation in August 2005 in west Lethbridge. I have made similar observations before at other places and times, but the observation was recorded on this date. Magpies to my understanding are absolutely fascinating to observe. They are an extremely intelligent species of bird for behavioral studies and what is more important to note is that they seem to observe human behavior and practices closely for their advantage. I was quite intrigued to observe that a black-billed magpie was working its beak through a plastic garbage bag loaded with garbage accidentally left outside a dumpster. As the bird successfully made its way through the soft plastic cover, I noted it started foraging across the contents of the bag occasionally feasting on the food items that it located within the torn bag. Once the feasting was over, possibly within 2-3 minutes, the bird kept on searching into the bag as if it was still looking for anything that may prove useful to it. After another minute or so, I saw that it flew away with something shiny, although it was difficult to decipher what the object was from the distance where I was standing and observing the bird. Anyways, I waited there for another 4-5 minutes and was about to walk towards the nearby London Drugs to buy some postage stamps from the Canada post outlet there, when I was amazed to hear the characteristic sharp calls of the magpies. To my surprise, I saw five other magpies (possibly varying between adults and sub adults) flocking round the torn garbage bag foraging and nervously jumping and fluttering wings. Since the previous bird foraging did not have any specific marking for identification, I was unable to determine if that bird communicated or invited the others to look into the booty, or whether by observing the success of the earlier bird, others in the vicinity have joined in the search and foraging to find things of interest for themselves. However, they flew away after a couple of minutes possibly being unable to find something of interest for them or any other available food items. After a minute or so, three more flew in investigating the bag and left again followed by a couple more in small flocks of 2-3 in the following ten minutes. The foraging was finally interrupted by the sudden visit of a herring gull when the magpies flew back, never to return in the next 10-15 minutes or so. After that I left for the London Drugs.

When I got back after another 10 minutes finishing my job, the bag was found left unattended and there were no birds seen close by. It appeared to me that black billed magpies may have a social communication system like the bees where they communicate among themselves about possible food and other resources among their family or clan or group members or neighbors. However, this is a hypothesis and needs to be verified under controlled experimental conditions. I do find these species of bird to be social and to have some sort of communal bonding and association for mutual benefits; could possibly be a part of their social life and structure too. It seemed to me that they do cooperate and coordinate in group activities while foraging and defending their territories against other intruders. Yet they are intelligent enough to pull back and assess the strengths of their opponents, thereby developing successful strategies of survival.

My other general observations on black billed magpie have been that they are devoted parents and they maintain distinct territories and respect their boundaries. I have seen more birds in the urban settlements compared to rural areas and farming localities. They also possibly use the same nesting sites over the years, however, that has to be verified by proper experiments. I have always seen the birds in the favored nesting sites along the university campus every year; but whether these are the same birds or different ones occupying favored nesting sites need to be verified. Possibly they are more used to city based food sources rather than the rural food sources in their diet preferences. They appeared to me as omnivorous species that are opportunistic in nature and will devour anything that they find useful for their survival under harsh conditions. They are possibly getting used to foods consumed by humans as I have seen that they eagerly accept chips, popcorns, hash browns, fried potatoes, apple, pear, watermelon, cheese and slices of jam bread, cheese cakes, salami and burger but rejecting carrots, broccoli, onion, cucumber, garlic, cauliflower, lettuce, celery, tomato, pepper and pumpkins that I have tried feeding them for my observation. It seemed to me that they possibly have preferences for food items with softer texture and sweeter taste. I have seen them often venturing into empty portico and balconies searching for food. They seem to have a special liking for shiny objects and they are possibly attracted to them as I have observed they often carry them in their beaks. The nests of black-billed magpie that I had the chance to look into often include plastics, thermocol, pieces of nylon wires, pieces of plastic garbage bags etc in addition to twigs and branches as constructing material. They seem to be opportunistic of their urban habitat and select items they feel that are useful for them from their immediate environment.

The birds are noisy, active, and energetic, but nervous and restless, always moving from one tree to another within their defined range. They are often aggressive with in-fights, in which the dominant bird pins the submitting one under its feet to he ground with its belly up and peck each other aggressively. However, I have noted they try and avoid confrontations as much as possible. Active from dawn to dusk, but usually prefer shade during midday or when the temperature is high, usually roost on branches of tall trees and shrubs during night. They are often seen foraging on the ground during active period and fly away at the slightest possible alerts. I have seen magpie catching insects and devouring small wild fruits and berries. They are often chased off by the small red winged black birds nesting along ditches and swamps if the magpie ventures too close to them. They are mostly tree inhabitants and terrestrial in their habitat preferences, however in hot summer evenings I have seen them flocking together and often taking a quick dip in the water of the canal or at the edge of a water body for cooling off.

Continued from Part One

Article contributed by Saikat Kumar Basu

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Canada Geese: An International Symbol of Nature

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Canada geese (Branta canadensis L.) represent a majestic symbol of nature and natural world and are a well known migratory species of geese widely recognized across the continent of North America, Northern Europe and in the Asian Far East. The species is native to the continent of North America. The famous “v-shaped” flying pattern of trumpeting and migrating Canada geese flocks are seen as one of the most well known and symbolic signs of the change of season across the range of this beautiful species (Fig 1-2). Several North American and eastern Siberian aboriginal and indigenous groups and communities consider this as a sign of good luck and fortune, and numerous stories about the species are thus included in many of their ethnic folklores and indigenous stories. The majestic species is consider to be an important symbol of the wild west of the continent of North America as well as a dynamic symbol of the natural heritage of the world’s second largest country Canada. The species is widely distributed in US and Canada, parts of northern Europe, eastern Siberia, parts of northeastern China and Japan (see map). A population in New Zealand is also known where it was introduced few decades back as wild game species.


Due to conservation efforts their number and population have increased significantly across their range. Huge standing flocks reside on agricultural farms and devour substantial portions of young crop seedlings as well as seed grains, damaging them extensively. Occasionally they are also known to devour insects and fishes, as well as other aquatic vertebrates and invertebrates. The families start migrating southward for their summer retreats to southern US and northern Mexico when their northern homes start showing signs of freezing.

The species is predominantly aquatic found resting, foraging, nesting and settling around fresh water, inland water bodies and narrow irrigational canals. However, some are even found to be resident on the farms across the Prairies of North America and are also abundant around the Great Lakes. Both males and females look similar, but the female are found to be slightly smaller in size and weight. The males of this species are known to be quite aggressive in protecting their nesting sites and ducklings (Fig 4). Some sub-species are also known to build nests on trees or resting on trees during the night for safety. Egg clutches varies between 2-20 eggs in a single breeding season depending upon their reproductive success, availability of quality food and safe nesting sites. Common predators of eggs and ducklings include foxes, coyotes, badgers and some raptor species. Currently this is a protected species and is considered a valuable wildlife species; and hence hunting, capture and exploitation of the species is illegal under the fish and wildlife acts.



Article contributed by Saikat Kumar Basu

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Irrigation Canals: Important Nesting Sites for Wild Aquatic Birds

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Irrigation canals constitute an important nesting site for several aquatic bird species and have slowly transformed into an excellent natural habitat over the passing decades. Several wild aquatic bird species such as Canada geese (Branta canadensis L.; Fig 1) and mallard ducks (Anas platyrhynchos L.; Fig 2) have in particular found such canals as important nesting, resting, breeding and foraging sites across the Canadian Prairies. The lush vegetation that accompanies irrigation canals traversing across the municipalities and rural districts provides excellent nesting and hiding sites for the breeding aquatic species; while the water in the irrigation canal serves as important foraging ground. The dense vegetation protects the nests, eggs and nestlings from a host of predators making their breeding a success story across the Prairies.


The security of the bushes and the abundant supply of food, water, foraging and nesting resources have made certain stretches of the intricate network of irrigation canal a bold success story for several such aquatic bird species. During the breeding season large flocks are seen to be approaching the canal nesting sites in good numbers both by the mallards (Fig 3) and the Canada geese (Fig 4). Although a number of predatory birds and mammals do also nest in nearby trees (Fig 4) and bushes and woods to take advantage of the yearly bounty; particularly the highly vulnerable nestlings and fledglings such as the young and defenseless ducklings and goslings.


However, the greater number and close guards by the caring parents do not actually impact the species population and is in particular nature’s own monitoring in keeping the population under check (Figs 5-6). Hence, in a broader term a healthy and thriving population of the ducks and the geese actually positively contributes towards the stable population of the predatory birds and mammals too; further extending the success of the irrigation canals to other wildlife species. In addition to the mallards and Canada geese or black geese, other species of ducks and geese (such as the grey and white geese) are also known to take advantage of the refuge of the irrigation canal habitats along their annual migration routes. Several other non-aquatic bird species like the different black birds (Fig 5) that inhabit the ecotones between land and water also take advantage of the natural habitats produced by the irrigation canals.


Hence, the construction and development of the large network of irrigation canals across the Prairies have been an excellent natural resource that has been helping in building the population of local birds and in directly contributing towards establishing a sustainable environment. However, it will be important in future to do extensive bird surveys in and adjacent to such artificial habitats for monitoring the bird population and in better understanding the nature and behaviors of different species that have been intelligently using such available resources to their advantage. It is often interesting to note that anthropogenic activities that impact wildlife species so negatively could also have positive impacts in some other ways. It will be therefore important for us to learn from the experience and develop our future technologies in a pro-nature or environment friendly fashion so that we could effectively curb our foot prints on the nature and also successfully reduce our impacts on the population of different wild species of birds.

Article contributed by Saikat Kumar Basu

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Enjoy a Family Outing at Tropical Birdland

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Located in the picturesque village of Desford, near Leicester in England, Tropical Birdland is home to more than 250 birds, including a collection of free-flying parrots from all over the world. Visitors will have the opportunity to stroll at leisure through the main walk-through aviary, view newly hatched or hatching chicks, interact with birds on Parrot Path, and take a walk on the wild side along the Woodland Walk, with the possibility of seeing kingfishers, jays, woodpeckers and squirrels among the trees and shrubs.

Tropical Birdland opened to the public in 1984, when Richard Hopper decided to turn his hobby into a business. With breeding of endangered species as one of the park’s main goals, aviaries were built and rare species were added to the growing collection of birds housed at the facilities. In 1992, Hopper started training birds for free flight, with his very first bird, a blue and gold macaw named Jackie, being the first to take flight. Today, several parrots and macaws spend their days out in the open with the option of free flight, returning to their sleeping quarters each night.

Among the rare and unusual birds at Tropical Birdland is a pair of highly endangered hyacinth macaws (Anodorhynchus hyacinthinus). Found only in the wetlands of the Pantanal – the world’s largest tropical wetland area found in Brazil, Bolivia and Paraquay – and some areas of the Amazon jungle in Brazil, this spectacularly beautiful species is the largest, and quite likely the strongest, parrot species in the world. As with many bird species around the world, their continued existence in the wild is threatened by deforestation as humans turn their habitat into farmland.

Other exotic birds housed at Tropical Birdland include the blue and gold macaw (Ara ararauna), the green-winged macaw (Ara chloroptera), the bare-eyed cockatoo (Cacatua sanguinea), the Galah cockatoo (Eolophus roseicapillus), and the black-headed caique (Pionites melanocephala), as well as the kea parrot (Nestor notabilis) and the snowy owl (Bubo scandiacus).

Tropical Birdland also features a restaurant, picnic area and play park, making it the perfect venue for a family outing in the English countryside.

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Britain Votes for National Bird

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While the subspecies of the European robin (Erithacus rubecula melophilus), more commonly known as the ‘robin redbreast’, is widely considered to be Britain’s national bird, the fact is that that there is at present no official bird for the United Kingdom, and with a vote currently underway, the robin redbreast may very well find itself dethroned in favor of one of the other fifty-nine bird species voters can choose from. Voting for the top six contenders closes at midnight on the 31st of October, and re-opens in January 2015, when the field of six will be narrowed down to one which will receive the title of Britain’s National Bird on the day of the general election in May 2015.

The European robin was first described by renowned Swedish botanist, zoologist and physician Carl Linnaeus in his 18th century journal Systema Naturae where he built upon the formal system of naming species devised by 16th century Swiss botanists Gaspard and Johann Bauhin to make a detailed record of the Animal Kingdom, Plant Kingdom and Mineral Kingdoms.

Measuring between 12.5 and 14 cm in length, male and female robins are similar in features, with orange-red breast and face, bluish-grey on the sides of the neck and chest, grey-brown upperparts and a whitish belly. A familiar sight around Britain, robins are insectivorous and are welcomed by gardeners as they feed on garden pests, although beneficial insects, of course, are also on the menu. They are quite unafraid of being around people and will also eat seed mixtures in backyard feeders. During breeding season, male robins become very territorial and may viciously attack intruding birds. They are known to nest in some unusual places, including disused barbecues, machinery, watering cans, flower pots and other items. They use moss, leaves, grass and other items to make the nest, and line it with hair, feathers, finer grass and anything else that is soft. The female lays between two or three clutches of eggs in the breeding season, each of which may consist of five or six eggs. Mortality rate in the first year of life is high, but robins have been known to live as long as 12 years if they make it past the first vulnerable 12 months.

Among the contenders for the title of Britain’s National Bird are the mute swan, mallard, tufted duck, eider, red grouse, pheasant, great crested grebe, gannet, cormorant, grey heron, golden eagle, osprey, red kits, hen harrier, buzzard, kestrel , peregrine, avocet, oystercatcher, lapwing, curlew, snipe, herring gull, puffin, feral pigeon, wood pigeon, turtle dove, ring-necked parakeet, cuckoo, tawny owl, barn owl, swift, kingfisher, great spotted woodpecker, skylark, swallow, pied wagtail, waxwing, wren, robin, nightingale, black redstart, song thrush, blackbird, blackcap, chiffchaff, blue tit, long-tailed tit, magpie, jay, jackdaw, carrion crow, starling, house sparrow, chaffinch, linnet, goldfinch, greenfinch, bullfinch and yellowhammer.

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Solving Human-Avian Conflicts & Encouraging Coexistence (Part 1)

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Human-wildlife conflict is a significant conservation issue. As human populations continue to increase, habitats previously occupied by wildlife are repurposed for human use. This can cause displacement of wildlife into human inhabited areas or provide suitable conditions for pest species, such as rats, raccoons and pigeons, to multiply unchecked. Close contact between people and wildlife leads to opportunities for conflict. The very survival of many wildlife species is in jeopardy because of conflict with humans. Types of conflict vary widely, depending on the species involved and the circumstances of each individual situation. There are just as many methods available to diminish these conflicts. Regrettably, hostility toward wildlife often endures even after conflict issues are successfully addressed. Human perceptions of the risk involved with wildlife presence and the damage that wildlife can inflict is influenced by many social issues. These social issues may include childhood experiences with wildlife, cultural beliefs and human-human conflicts. To successfully mitigate human-wildlife conflict issues long term, thoughtful consideration of the social issues affecting the local community and the mitigation strategies available for the particular situation must be understood (Dickman, 2010).

Comprehensive understanding of the species and the nuances of the particular conflict situation are necessary for successful resolution. After discussing the human factors involved in wildlife conflict, this study will focus on identifying trends involved in conflict situations between humans and avian species, the mitigation strategies available to encourage humans and avian wildlife to coexist, and the social issues that fuel conflict situations with avian species.

Stakeholders

Different stakeholders can have conflicting concerns. It may be difficult to objectively assess the importance of these concerns and decide the best way to prioritize them. Quantifying these priorities using multiple criteria analyses may help decision makers assess priorities more fairly (Redpath et al, 2003). In the United Kingdom, Redpath and colleagues (2003) used multiple criteria analysis and resolution techniques to address conflicts between conservationists working to protect the Hen Harrier (Circus cyaneus) and game managers concerned with providing sustainable populations of Red Grouse (Lagopus lagopus scoticus) for hunting. Raptors, such as the Hen Harrier, reduce the number of Red Grouse available for harvest by game hunters. The stakeholders agreed to attend a weekend symposium where they could discuss their individual priorities. These priorities were organized and participants were asked to quantitatively rank the importance of each. This ranking allowed facilitators to demonstrate where the groups agreed, providing a foundation for actions that could be taken to benefit both parties. The greater benefit of the project was to initiate constructive dialog between the stakeholders and alleviate some of the mistrust that existed between them (Redpath et al, 2003). The symposium was a first step to long term solutions that required interdisciplinary approaches and cooperation between all parties involved, and serves as a model for other conservation projects. Stakeholders can range from a few individuals to organizations, and from local to world communities. Mitigating human-wildlife conflict issues demands acknowledgement of all stakeholders involved and careful consideration of the different perspectives these stakeholders have on the situation. In the past it has not been uncommon for conservation organizations or government entities to move into an area and make wide-sweeping decisions that affect the local community, assuming the community will cooperate. Instead, an increase in hostility toward the wildlife often occurs (see Table 1) (Dickman, 2010).

Table 1: Stakeholders that could have interest in conservation initiatives and the unique perspectives they bring to the conversation.

Actual Human Impacts

Conflicts with wildlife can have significant impacts on the people involved, with actual risks coming in many forms. The health and safety of residents is the highest priority in any conflict situation. Health and safety issues include attacks on people by wildlife, risks of injury from collisions with wildlife, contamination of human water or food supplies from feces and direct disease transmission from wildlife to humans (Begg & Kushnir, 2011).

Next, there are biological risks. Biological risks include predation or disease transmission from wildlife to livestock or pets. Health, safety and biological risks usually provide the strongest arguments for the removal of wildlife from an area and are less likely to face harsh challenges from opposing points of view.

Psychological risks may be associated with human health issues. The fear and distress suffered by some people residing near dangerous wildlife can destroy their quality of life and exacerbate conflict situations. Psychological risks should be addressed sensitively as a legitimate human impact if long-term conflict mitigation programs are to succeed.

Then there are economic risks. Economic risks can include a broad range of impacts such as loss of income or livelihood, loss of property, and loss of economic opportunities by the impositions of wildlife. Economic risks often fuel bitter conflicts between stakeholders with conflicting priorities and can lead to serious social and cultural conflict situations (Omondi, 1994).

Human-wildlife conflicts that involve social and cultural risks are incredibly difficult to manage because the real issues fueling the conflict are often less about the wildlife and more about the human-human conflicts that surround the wildlife issue (Dickman, 2010). Social risks often involve the marginalization of a group of people by authorities, especially when the group does not feel they have a voice in the situation. The group may be suffering economic losses because of conservation initiatives or may have been forced to relocate. These situations can lead to civil disobedience and escalated conflict. Social issues can also involve a group’s feelings of entitlement over wildlife or a species. National heritage or religious attitudes may be associated with wildlife conflict (Hazzah, 2006). As an example, In the United States the Bald and Golden Eagle Protection Act prohibits, among other things, the possession, use or sale of eagle feathers (U.S. Fish and Wildlife Service, 2009). In response to opposition from Native Americans, a memorandum was added to the law in 1994 permitting the use of eagle feathers for Native American religious and cultural purposes (U.S. Fish and Wildlife Service, 2009).

Cultural risks are essentially the same as social risks, but involve deeply ingrained beliefs in the collective identity of certain social groups. An example of a human-wildlife conflict from our own history that was fueled by cultural implications was the conflict between European settlers and Native Americans surrounding the North American Bison. The Europeans massacred bison for sport and profit, harming the Native Americans that depended upon the bison for survival (Taylor, 2011). Hypothetically, if the Europeans had later wanted to implement a conservation program where Native Americans could no longer hunt bison, the conflict that arose would be less about the bison and more about the conflict between the two social groups.

Issues That Affect Attitudes and Perceptions

A considerable challenge in addressing human impacts is accurate assessment of the degree of actual risk involved versus the perceived risk by those affected (Boholm, 1998). The relationship and experience people have with nature will influence how they interact with nature and will affect their degree of tolerance when conflict issues arise. Many factors influence public opinion regarding wildlife conflict issues and these opinions are often emotionally charged. Giving stakeholders the opportunity to express their opinions and respectfully validating that their feelings have merit can help them find common ground and promote cooperation.

There are several common factors that can affect public attitudes and their perceptions of loss and risk. Socio-economic factors such as age, sex, level of education, wealth and the system of land ownership present in the affected area are all important influences on the individual’s perceptions (Omondi, 1994). The person’s childhood experiences with nature will also influence their perceptions in adulthood. Children that had the opportunity to spend time outside connecting with nature are more likely to grow into adults that have positive attitudes and empathy for wildlife (Sobel, 1996).

Past personal experiences will obviously affect attitudes. If an individual has suffered a dangerous close encounter, property damage or an economic loss related to wildlife, they will likely have strong opinions related to conservation efforts. They are also in a position to greatly influence the opinions of others in their community. The severity of any negative experiences will affect attitudes as well. Was an actual loss sustained or was the individual just inconvenienced? What was the nature of past conflict situations? The degree of the problem might not be as severe if it only occurs for a short duration, such as seasonally, versus a problem that persists constantly. The person’s past experience with conservation initiatives will impact their trust in future programs. Were previous government compensation programs administered fairly? Were previously attempted damage control measures effective? Did the local community benefit from ecotourism programs? Failure of previous programs will affect support for future programs (Dickman, 2010).

Attitudes can also be influenced by indirect sources such as mass media, the sharing of experiences from other members of the community, and the historical conflicts from the individual’s culture. When Steve Irwin was accidently killed by a stingray in 2006, Australian conservation officials had to plead with the public to stop killing stingrays out of vengeance (Johnson, 2006). Sensationalized news stories, exaggerated testimonials and cultural folklore can have significant impact on individual attitudes toward wildlife (Prokop et al, 2009).

Types of Human-Avian Conflict

The types of human-wildlife conflict that commonly involve avian species fall within several broad categories. Certain species are associated with particular types of conflict because the type of conflict is often associated with the natural ecology of the species. Each event should be evaluated on the specific circumstances of the situation (see Table 2).

Table 2: The varying types of human-avian conflict, and the species and details associated with that form of conflict.





References for this article can be found on the author’s bio page.

Article submitted by Jackie R. Bray, Graduate Student MA Biology – Project Dragonfly at Miami University Cincinnati Zoo & Botanical Garden – Cincinnati, Ohio

Continued in Part 2

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Solving Human-Avian Conflicts & Encouraging Coexistence (Part 2)

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Continued from Part 1

Common Human-Avian Conflict Mitigation Methods

Regardless of the individual circumstances that exist for each human-avian conflict event, many mitigation methods are available to address these situations. A successful mitigation program will most likely involve a combination of several different techniques that take into consideration the environmental conditions of the area, the funding that is available, the severity and nature of the conflict, and the level of community support that exists for the program. The goal of the program should be to use the most cost effective, least intrusive mitigation methods, leading to peaceful human/avian coexistence.

When developing a wildlife conflict resolution program, all stakeholders should have the opportunity to voice their concerns and to participate in the design of a mitigation program. A comprehensive education program should also be initiated to diffuse highly volatile situations, eliminate misconceptions, increase community support, and improve attitudes and tolerance levels (Baruch-Mordo et al, 2011). Educational programs may include public forums, school programs, solicitation of support from industry and governmental entities, distribution of educational materials and other methods (Baruch-Mordo et al, 2011).

Next, the habitat should be modified as much as possible to make it less attractive to the species causing the conflict. The habitat should be examined to see if there are things present that are attracting the birds such as food, water, nesting materials, and ground cover for rodents. Removal of these items, if possible, and cleaning around the area by mowing tall grasses and cutting down dead trees that harbor insects and provide nesting sites should decrease the attractiveness of the habitat (Mengak, 2013). If the problem persists, attractants can be separated from the birds with barriers. Bringing cows that are preparing to give birth into shelters, storing grain and hay inside barns and silos, and placing chickens in a secure coop can prevent access to attractants (Lowney, 1999). Another option is to move attractants to a safe location. The Kea Conservation Trust is utilizing diversionary areas filled with desirable enrichment items to lure birds away from dangerous car parks.

Thoughtful urban planning can also reduce wildlife conflict situations. Power companies can install rounded protection devices on utility poles to prevent monk parakeets from building nests on them, and can design electricity pylons that prevent the electrocution of raptors (Newman et al, 2008). Wind energy farms can implement bird-friendly technology and operation methods and be placed away from important bird migration routes (American Bird Conservancy, 2013). Wildlife crossings can be installed to allow animals to migrate across roadways (Metro, 2014).

Another approach to reducing human-avian wildlife conflict situations is to reduce the incentive for people to harm the birds. These methods are most effective when the avian species population involved is endangered or threatened. First, laws should be instituted to protect the species. Next, these laws must be strictly enforced (Cross et al, 2013). Then, if possible, incentive programs should be implemented to improve attitudes. These incentives should provide benefits to the people who are suffering losses but are not harming the birds. Types of incentives include reimbursing farmers for crop and livestock losses, replacing property that was damaged by the birds or providing people with the materials necessary to deter the birds at no cost (Decker et al, 2002).

If the above methods are ineffective, more intrusive deterrents may be necessary to harass the birds from congregating in the area. These can include audio deterrents, visual deterrents, tactile deterrents and chemical repellents (Mengak, 2013). Audio deterrents harass the birds by emitting scary or unappealing sounds. These can include loud booms, pyrotechnics or recordings of predator calls. Visual deterrents may include flashing lights, scarecrows, balloons, waving ribbons, a mounted owl figure or silhouette cutouts of predators attached to windows. Tactile deterrents may include motion-activated water sprinklers or spikes mounted on perching sites. Lastly, there are several chemical repellents available from commercial retailers that are safe and effective, but these preparations can be expensive and may require multiple applications (Stevens & Clark, 1998). Most harassment methods are only useful for a short time period because the birds become habituated to them. These methods are most effective for conflict situations that only last for a short duration, such as during migration season (Mengak, 2013).

If all other mitigation methods have failed, it may be necessary to relocate or cull offending animals. Relocations are usually reserved for protected species and must be well-planned, otherwise they may result in moving the same problem to another location or in the death of the animal. Most avian species have the ability to travel great distances and may have homing capabilities, so the relocation must be sufficiently far away and provide attractive habitat so the bird doesn’t return to the original area (Decker et al, 2002). Culling of offending individuals is a last resort and can result in unanticipated fallout. In protected species, the loss of the individual’s genetic variability may affect the overall health of the population. Behavior associated with human conflict may also be associated with subgroups of the population so culling may result in population skewing. Examples include culling females of a species who are more likely to aggressively defend nesting sites, removing the dominant bird in a family group, or removing individuals who possess greater exploratory behavior, a trait that has supported the species’ survival in the past (Orr-Walker et al, 2012).

Conclusions

Human-wildlife conflict situations can have a significant impact on the welfare of the people affected and on the wildlife species involved. These conflicts can significantly impair conservation initiatives as well. The types of conflict vary greatly. Each case must be evaluated individually and mitigation plans must be designed based on each situation’s specific needs. The goal should be to create a cost-efficient plan that uses the least intrusive methods necessary to effectively address the situation.

Local participation in policy-making and a comprehensive educational program are necessary first steps if mitigation programs are to succeed long-term. Attention to the complex social issues involved in the conflict is also important. Familiarity with the ecology of the avian species of concern and the mitigation strategies available will also assist in the creation of a successful mitigation program. Peaceful coexistence between the humans and the wildlife should be the primary goal.

References for this article can be found on the author’s bio page.

Article submitted by Jackie R. Bray, Graduate Student MA Biology – Project Dragonfly at Miami University Cincinnati Zoo & Botanical Garden – Cincinnati, Ohio

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Drone Technology Provides Instant Benefits

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Unmanned Arial Vehicle technology has already made a splash in the front pages, often for projects that are years away from fruition – think Amazon and their mooted drone delivery service.

However, one way that it can have an immediate and tangible benefit is with the monitoring of nesting bird species, and the promotion of areas that would be of interest to tourists.

Dr. Paul Morrison, the Coquet Island site manager for the RSPB, said: “Helishoot conducted a trial filming on Coquet Island ahead of the season’s influx of nesting terns.

“The immediate impact of using this equipment was the obvious new dimension it offered the RSPB Coquet team to promote the reserve in a new innovative way,” he continued.

“There is huge potential for expanding this approach in the future as well as helping with monitoring of the nesting bird species on Coquet. In particular it would be very useful to help find large gull chicks that hide in the dense vegetation on the island, using an infra red camera. This would be easy to achieve as this work could be carried out towards the end of the season when there is minimal risk to disturbing sensitive or protected species such as roseate terns.”

For those worried about the impact a UAV would have on the nesting population of birds can put their fears to bed. “The interaction with puffins and large gulls, whilst in flight was nil, with gulls flying past the device at close quarters with no visual alarm discernible,” said Dr Morrison.

UAV technology could also be used to protect, as well as to monitor. “It would be interesting to see if a small loudspeaker could be attached to use as a scaring method for playing alarm calls to frighten large gulls from the island in spring and autumn,” Dr. Morrison concluded.

Drones are already being used in other parts of the country to keep track of cranes and corncrakes, which are being reintroduced to the British Isles following their disappearance from the land.

UAV tech is already being used in other areas of business, including in agriculture, where it has been used to monitor crops in much the same way that they have monitored the puffin population on Coquet Island.

Their uses could also include the conservation of old buildings, as well as the production of 3D maps to determine when and where repairs are needed.

Article contributed by Russell Hughes

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