An unidentified Mesozoic fossil found in China; with traits resembling both birds and dinosaurs. Feathers are rarely preserved to this extent. From the exhibit: Feathered Dinosaurs at the San Diego Natural History Museum.

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Size: 3735px × 5602px
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Photo credit: © William Warren / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: avian, biology, birds, california, china, cladistics, close-, color, cretaceous, diego, dinosaurs, evolution, fauna, feathers, flight, flying, mesozoic, paleontology, people, san, science, theropods, usa, vertical