# fossilfriday sciart tweetstorm american mastodon megafauna lions bigcats iceage thylacoleo

Pleistocene hippo jaw from Barrington UK. Imagine if we didn't know what hippos looked like when alive.

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2015-07-31

Diet of Paranthropus boisei in the early Pleistocene of East Africa http://t.co/NhmKNQjcnO

9 12
2015-07-17

A pride of extinct American soaks up some sun.

2 1
2014-11-18