Why Do Penguins Wear Tuxedos?
10,000 Birds
SEPTEMBER 15, 2011
Although fossil feathers do not retain the coloration that would have been visible in life, a microscopic examination of the size, shape, and distribution of melanosomes (and other aspects of the feathers) allows us to infer what the extinct animal would have looked like while still alive. Salas-Gismondi, R., Altamirano, A., Shawkey, M.,
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