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 ...

That claw didn’t belong to a fearsome meat eater, but to a massive, cumbersome sloth (Megalonyx jeffersonii). Not cute and endearing like present-day sloths ... other ice age species, humans ...

SAO PAULO (AP) — Sloths weren ... points and other artifacts dated to between 11,000 and 13,000 years ago. This date happens ...