The Rise and Reign of the Mammals with Stephen Brusatte
Factually! with Adam Conover
00:00
The Diversification of the Human Genome
Paleontologists are always talking about family trees and what's related to what. Mammals started on land, way back in the coal forest times. The first mammals that evolved hair and warm blooded metabolism were living on land. About 55 million years ago, we start to see fossils of a little mammal called Woofs. This was a mammal that lived on the land, but there's a few features its skeleton shows it had after other animals. These things might be useful for people who want to understand our evolutionary past.
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