Sloths are slow-moving, arboreal mammals living in Central and South America. The two types of sloths are the two-toed sloth and the three-toed sloth. Three-toed sloths are strictly herbivorous, while ...

Sloths are the slowest mammals on the planet, but living in dense jungles has made them notoriously difficult to study. For the first time, scientists have now sequenced and analyzed the two-toed ...

Ancient sloths lived in trees, on mountains, in deserts, boreal forests and open savannahs. These differences in habitat are primarily what drove the wide difference in size between sloth species.

They're slow, they're sleepy, and they've taken over the internet—but sloths are more than just cute animals hanging from trees. These leaf-munching creatures live a strange and fascinating life in ...

Wildlife selfies have helped turn sloths into social media stars, but close encounters come at a cost. In South and Central America, conservationists and guides are championing a different approach — ...

Adult Hoffmanns two-toed sloth (Choloepus hoffmanni) coastal mangroves, Panama, Central America Correction appended Jan. 23, 2014 Among the greatest mysteries of the tropical rainforest are the ...

Conservation biologist Rebecca Cliffe fits an accelerometer backpack to a wild three-fingered sloth to measure its movement. The Sloth Conservation Foundation, CC BY-NC-ND Sloths are more vulnerable ...