lunedì 4 maggio 2015

NYT Science: A Skin-Deep Dinosaur Issue

A Skin-Deep Dinosaur Issue
By C. CLAIBORNE RAY

Judging from their present-day relatives, birds and crocodiles, dinosaurs were likely to have shed their skins, though not all at once.

Published: May 5, 2015 at 06:00AM

via NYT Science http://ift.tt/1K9gcUS