151 citations
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November 2014 in “Annual Review of Animal Biosciences” Feathers are crucial for understanding bird evolution, development, and have inspired biomimetic research.
38 citations
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July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
29 citations
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December 2004 in “Developmental biology” cDermo-1 causes dense skin, feathers, and scales in chickens.
26 citations
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August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
8 citations
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April 2014 in “Experimental Dermatology” Mammals and birds have evolved poisonous skin and feathers for defense.