Summary
WASHINGTON - Newly described dinosaur fossils from New Mexico are helping scientists better understand the early development of these ancient creatures.
The 6-to-12 foot-long, meat-eating creature, Tawa hallae, is described in Friday's edition of the journal Science.See the full content of this document
Extract
Fossils Shed Light On Dinosaur Evolution
The first dinosaurs developed about 230 million years ago, and T. hallae skeletons date from about 213 million years ago, accordi...
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