Got a cute sloth you're trying to come up with a name for? Alright, chances are you probably don't have a pet sloth living at home with you. However, if you work at a zoo or animal sanctuary, or if ...

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.

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 ...