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Fuzzy origins for feathers

Cretaceous fossil deposits in China are famous for their feathered dinosaurs. But the surprising discovery of a herbivorous dinosaur with a filamentous coat raises fresh questions about the evolution of feathers.

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Figure 1: Dinosaur relationships and skin characteristics.


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Witmer, L. Fuzzy origins for feathers. Nature 458, 294–295 (2009).

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