Discover 10 crazy prehistoric animals that once ruled the world millions of years ago - and they're not dinosaurs ...
Millions of years after the last dinosaur roamed the earth, a new generation of killer animals rose to power. The Eocene, between 56-34 million years ago, was ruled not by killer reptiles but by a new ...
NEW YORK (AP) — If you’ve seen any of the “Ice Age” animated Disney movies, we have some bad news: You don’t know the real ice age. It was an incredible time when the Earth was going through immense ...