They also stand in three decidedly different camps regarding why America's rich complement of big animals went extinct quite suddenly at the end of the Ice Age ... end of the Pleistocene epoch ...

We can think about how these Ice Age animals suddenly went extinct, and what that tells us about how wildlife might react to global warming today. You can start to make inferences from modern biology ...

Hoping to find evidence that mammoths, camels and other Pleistocene (ice age) animals coexisted with humans, Shutler and a team of 21 archeologists spent months living in tents in the desert ...

The dire wolf, officially named in 1858, is one of many animals of the Pleistocene era, or the ice age. The dire wolf averaged about five feet long and 150 pounds. Compared to the modern grey wolf, ...

The Pittsburgh Zoo & Aquarium in Highland Park is welcoming some new — well, actually really, really old — animals. More than ...