Scientific American writes Colorizing Dinosaurs: Feather Pigments Reveal Appearance of Extinct Animals. "A new study, however, proposes some of the first cellular hints. Extrapolating from primitive pigment-giving organelles known as melanosomes (which contain the coloring compound melanin and are still prevalent in modern animals) that have been found in fossilized dinosaur feathers from the Cretaceous period, a research team paints a picture of dark wings and brightly striped reddish tails."
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