During the Ice Age, massive woolly mammoths, cave bears, and dire wolves roamed icy landscapes. Saber-toothed cats hunted with precision, and the gigantic Megalania dominated prehistoric Australia.

Back when the Earth was being overrun by glaciers, and animals were scurrying to save themselves from the upcoming Ice Age, a sloth named Sid, a woolly mammoth named Manny, and a saber-toothed ...

[Related: Ice Age humans may have used pikes to hunt mammoths.] They found that the bones from several animals were probably used to make these needles: red foxes, bobcats, mountain lions ...

Not cute and endearing like present-day sloths in South America, these sloths were one of the strangest animals of the ice age. They weighed as much, or more, than the short-faced bear at 1 tonne ...

The paintings include depictions of what appear to be now-extinct animals, such as the mastodon, a prehistoric relative of the elephant, and giant sloths and Ice Age horses, researchers say.