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," ...

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 ...

Rainforest-inspired setting in heart of Central Florida’s tourism district will house dozens of the low-energy animals, encourage research.

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor. A brown-throated three-toed sloth peers over a tree's buttress root while defecating on ...

Giant sloths with razor-sharp claws and as large as Asian bull elephants once roamed the Earth, snacking on leaves at the tops of trees with a prehensile tongue. Now, scientists have figured out why ...