Although many mistake them for monkeys or even bears, sloths are not primates, much less carnivores. These slow-moving, ...

Sloths, the world's slowest mammal, have been around for 64 million years. Sharyn Alfonsi traveled to Costa Rica to learn more about how they've survived.

Sloth Encounters owner/operator Larry Wallach had no comment and claimed no knowledge of the bite. Di Leonardo continues, “There’s no clearer way an animal can communicate distress than by ...

It’s a movie about a killer sloth rampaging around a sorority. It is precisely for this kind of thing that the internet exists. But a viral trailer doesn’t guarantee a good movie.

No creature on earth is better at looking upwards than a sloth. For most of their lives they hang bottoms up from treetops in South and Central America and enjoy a view of sky framed by leafy green.

The sloth family tree once sported a dizzying array of branches, body sizes and lifestyles, from small and limber tree climbers to lumbering bear-sized landlubbers. Why sloth body size was once so ...

Crews with the Washington State Department of Transportation (WSDOT) removed a giant stuffed animal sloth from a tree along I-5 in Bellingham on Tuesday. The sloth was about 70 feet up, so crews ...

A notorious sloth cartel kingpin vanished. We tried to find him. In northwestern Colombia, poached baby sloths are sold to tourists as pets. For decades, one man appeared to dominate the trade.