How Do We Know What Dinosaurs Looked Like?

Saturday, March 12, 2016 - 21:37
Dinosaurs - still with us
John Pickrell, Science Focus
Tyrannosaurus Rex

Today we take the appearance of dinosaurs for granted, but it’s taken centuries of careful study to learn how to accurately read the clues in the fossil record.… Did dinosaurs have lips? This is something we still don’t know, and is an area of current debate.…

h/t: 
Maggie's Farm
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