Sloths may be slow, but their survival skills are anything but lazy. In this video, we uncover the surprising strategies that help sloths avoid predators in the wild. From incredible camouflage and ...

Massive Megatherium sloths once stood as large as Asian elephants, ripping foliage off treetops with prehensile tongues like today's giraffes. "They looked like grizzly bears but five times larger," ...