Long before today’s tree-dwelling sloths, a 4-ton giant roamed South America — and it may have stood and fought like a bear.

The giant sloth -- the ancient land mammal whose modern descendants dwell in trees -- apparently had a taste for seafood, and began venturing into the sea as food sources on land dried up. That ...

Many thousands of years ago, the Sarasota-Manatee area was home to a diverse mix of now-extinct mammals—most notably, saber-tooth cats, mastodons and giant ground sloths called Megatherium, which ...

While humans wouldn’t be very happy to find that organisms were growing on their skin, particularly fungi, algae, and insects, it works out pretty well for sloths. Sloths may be hosting entire ...

Today is International Sloth Day—a day to celebrate these enigmatic creatures, raise awareness for the species and perhaps take a leaf out of their book, enjoy some downtime and take things slow. The ...