Sloths show that slow living sustains nature. Protecting them means preserving the balance of forests. Their story teaches ...

Celebrate International Sloth Day with 7 incredible facts about sloths (from camouflage fur to fart-powered floats) that ...

Valentino is a baby Linnaeus’s two-toed sloth. At five months old, he weighs about as much as a cantaloupe (and only moves slightly more). Everything he does, little that may be, is beyond adorable.

Climb into the jungle canopy with Tamara Ávila Atagua as she builds life-saving bridges for sloths. Climb into the jungle canopy with Tamara Ávila Atagua as she builds life-saving bridges for sloths ...

An Ice Age giant was tumbling around North America during the Late Pleistocene. About the size of a bear, it was actually a ...

If patience were a superpower, sloths would wear the crown. These famously slow-moving creatures spend their days dangling ...

The most distant known object in our solar system was found, Jupiter showed off its artistic side, and a sad accident for a 27,000-year-old giant ground sloth turned into a win for science. The most ...

Valentino, a Linnaeus’s two-toed sloth, is fed by trainer Christa Gaus during the media day at the National Aviary on Friday, June 17, 2016, in Pittsburgh. The young sloth weighed just over a pound at ...