Feathers serve several different functions other than the most obvious one of flight. They serve as protection from both heat and cold. In cold weather the feathers are fluffed up to trap a layer of insulating air between the body and the feathers wh
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File:Modern bird-Archaeopteryx featers comparison 01.JPG - Wikipedia
Vector colored bird feathers isolated on the alpha transperant background. Stylized feathers set., Stock vector
Real bird feather for headwear embellishment. Two colorful feathers included. Great for adding to hats or for arts and crafts. Professionally cleaned,
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Spatially modulated structural colour in bird feathers