My point is ...
Land-based hoofed dolphinoids
« on: 2004-10-31 14:35:51 »
Somehow I had missed this interesting piece of trivia (which is not the main topic of the article).
Dolphins' big brains evolved in [two] spurts
Dolphins' earliest ancestors were land-based hoofed creatures that became aquatic, losing their hind legs and gaining flippers over time. About 35 million years ago, those flippered creatures were about the size of small baleen whales - about 9 metres long - had sharp teeth and an EQ of about 0.5.