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    Northern Harrier Taxonomy Question

    I'm curious what people's opinions are regarding whether Circus cyaneus cyaneaus and C. c. hudsonius should be split and recognized as two separate species?
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    Kokako discovery in New Zealand

    A nesting pair of kokako was discovered in Aukland for the first time in 80 years. This pair has been followed closely and major efforts have been sought to eradicate all invasive predators, including cats and stoats. Kokakos can live up to 40 years! However, is there hope for such a small...
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    How do hummingbirds deal with wind?

    We all know how fast hummingbird wings beat, but how do they deal with wind? The unique pattern that the wings follow is extremely unstable but apparently "their wings create the vortex with a high angle of attack on the downstroke. Then they flip their wings around on the upstroke, so as they...
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    Urban birding

    Yesterday, a kestrel perched on my 5th floor porch in the middle of downtown Salt Lake City, UT. He was obviously hunting on the 5 ft x 5 ft lawn in front of the building. I rarely see anything besides western scrub jays, starlings, house finches, and house sparrows so this was exciting! If...
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    Extreme mist-netting

    This is a type of mist-netting used to catch birds that live underneath bridges (don't worry no birds were hurt in the making of this video). Pretty cool! http://www.youtube.com/watch?v=kyfe5Sg9t0Y
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    Less brainy birds lose!

    A recently published study in the Proceedings of the Royal Society B found that bad parents, "less brainy", and medium-sized birds are more vulnerable to decline in farmland areas. What does this say for the birds in the rest of the world...
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    Utah birding, USA

    We went birding in Big Cottonwood Canyon near Salt Lake City, UT, USA today! The mountains were warm and all the snow was melting. Not a whole lot out in the mountains, but we did manage to see loads of mountain chickadees, brown creepers, and a few Steller's jays. The squirrels were out in...
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    The effects of wind farms on golden eagles??

    A recent news article came out on the potential effects of wind farms on Swedish golden eagles. The study is fitting golden eagles with satellite transmitters in habitat without wind farms and with wind farms planned to go up in the near future. There is definitely a trade-off in the production...
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    Project FeederWatch

    Project FeederWatch is an initiative started by the Cornell Lab of Ornithology and Bird Studies Canada. This program is designed to recruit the public to use their backyard feeding stations as a scientific tool, ultimately collecting data that is contributed to a huge database. People all over...
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    Grit

    Grit is an often overlooked resource required by most birds to properly digest their food. Providing this essential resource near your bird feeders is a great way to make your feeding station a place where birds’ can get everything they need to stay healthy and will keep them coming back day...
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    Passenger Pigeons

    Passenger pigeons were the first known North American bird to go extinct. I think we need a reminder that extinction can happen! A recent article came out about the passenger pigeon's closest relatives. http://www.sciencedaily.com/releases/2010/10/101006120134.htm Not only does this work...
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    Trouble is Brewing

    Of the many threats to birds derived from human activities, you may be surprised that the coffee industry poses a significant one. Coffee plantations occupy thousands of square miles of tropical habitat used by migratory birds as their winter homes. Unfortunately, these coffee plantations and...
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    Logging vs. Black-backed Woodpeckers

    Here is an interesting article on the "Push to protect woodpecker may impact salvage logging." Woodpeckers are extremely valuable to an ecosystem so I think it's important to realize these changes before it's too late. I first saw this article on a blog (10000birds.com) and thought it was...
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    Giant Bird Fossil Discovered

    According to a recent study published last week in the Journal of Vertebrate Paleontology, a giant bird weighing 35-63 pounds with a 17 foot wingspan once soared over mountains and oceans in search of its prey. This bird, recently named Pelagornis chilensis, had a large bony beak with...
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    An Invisible Threat

    Unless you have been living under a rock you've heard countless examples of how humans are negatively impacting the environment (ironically, if you have in fact been living under a rock, you probably aren't causing many of these negative impacts). In the bird world, there are many instances of...
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    Fascinating Bird Skeleton Unearthed!

    According to a recent study published last week in the Journal of Vertebrate Paleontology, a giant bird weighing 35-63 pounds with a 17 foot wingspan once soared over mountains and oceans in search of its prey. This bird, recently named Pelagornis chilensis, had a large bony beak with...
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    Sophisticated tool use in New Caledonian crows

    Recently, a very interesting article was published in Science (very prestigious journal) on the use of tools in New Caledonian crows. The videos of this tool use is quite amazing! http://www.sciencedaily.com/releases/2010/09/100916145057.htm Cheers, Sarah http://YourBirdOasis.com
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    Bird Food for the American Goldfinch

    Bird Food for the American Goldfinch The American Goldfinch is a fast flying, yellow bird common in many North American backyards. It is a member of the finch family. This bird is fairly easy to identify – it is a small bird, with a heavy and conical shaped beak and yellow plumage. It is...
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    How To Attract Sparrows Using Tube Bird Feeders

    Sparrows are not the most loved birds out there, but watching them and their nesting patterns can be quite enjoyable. If you do wish to draw in these five to six inch birds, with their gray crown and white feathered cheeks, one way to do so is with food. Their Diet Tube feeders make a great...
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    How to Attract the Indigo Bunting with a Hopper Feeder

    The indigo bunting is a small, blue bird that is quite attractive. Many people wish to attract this bird to their backyard bird feeders because it is such an attractive color. The hopper feeder is a great way to do just that. This particular type of bird feeder provides the birds with enough...
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