News tagged with feather

Mercury pollution danger for arctic ivory gulls

A paper in Proceedings of the Royal Society B today says that mercury levels in arctic ivory gulls have risen almost 50 fold over the last 130 years. Scientists think this increase in mercury pollutants could ...

Mar 20, 2015
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A new species of hummingbird?

The Bahama Woodstar is a hummingbird found in the Bahamas, and comprises two subspecies. One of these, Calliphlox evelynae evelynae, is found throughout the islands of the Bahamas, and especially in the northern ...

Feb 12, 2015
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What makes the feather soar

Dinosaurs may have gone extinct some 66 million years ago, but that's hardly the end of their story. One group of their modern-day progeny, the class Avia—namely, birds—is a spectacular evolutionary success ...

Feb 11, 2015
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Taking a deeper look at 'ancient wing'

Reconstructing ancient life has long required a certain degree of imagination. This is especially true when considering the coloration of long-extinct organisms. However, new methods of investigation are ...

Nov 05, 2014
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New feather findings get scientists in a flap

Scientists from the University of Southampton have revealed that feather shafts are made of a multi-layered fibrous composite material, much like carbon fibre, which allows the feather to bend and twist to ...

Oct 22, 2014
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How cormorants emerge dry after deep dives

Feathers have long been recognized as a classic example of efficient water-shedding—as in the well-known expression "like water off a duck's back." A combination of modeling and laboratory tests has now ...

Jun 16, 2014
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