Question

nounthe oldest known fossil bird, of the late Jurassic period. It had feathers, wings, and hollow bones like a bird, but teeth, a bony tail, and legs like a small coelurosaur dinosaur.

Accepted Answer

archaeopteryx

Front	noun the oldest known fossil bird, of the late Jurassic period. It had feathers, wings, and hollow bones like a bird, but teeth, a bony tail, and legs like a small coelurosaur dinosaur.
Back	archaeopteryx

Bird Noun Oldest Fossil Late Jurassic Period Feathers