News tagged with feathers

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When a whistle beats a tweet

Biologists have discovered that a species of Australian pigeon has a secret way of alerting fellow birds to predators -- a "whistle" emitted by flapping wings when the bird takes off in alarm.

Sep 01, 2009
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New species of Sinamia discovered

According to a paper published in the latest issue of Vertebrata PalAsiatica 2012 (4), Dr. ZHANG Jiangyong, Institute of Vertebrate Paleontology and Paleoanthropology (IVPP), Chinese Academy of Sciences, descri ...

Nov 06, 2012
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Mystery hummingbird's species identified

A mystery that puzzled Chicago-area birders was solved when Field Museum scientists identified the unusual hummingbird living in an Oak Park, Ill., yard as a member of the rufous species rarely seen in the Midwest.

Dec 26, 2011
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Earliest toothless bird found

(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution ...

Dec 10, 2009 weblog
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What limits the size of birds?

Why aren't birds larger? Fifteen-kilogram swans hold the current upper size record for flying birds, although the extinct Argentavis of the Miocene Epoch in Argentina is estimated to have weighed 70 kilograms, the size of ...

Jun 16, 2009
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