Scientists set out to measure the energetics of wild two- and three-toed sloths at a field site in in northeastern Costa Rica. The purpose of the study was to help explain why arboreal folivores are ...

Sloths are famous for their slow and deliberate movements, but what many people don’t realize is that their sluggish pace isn’t just limited to how they move—it’s deeply tied to how their bodies ...

the electricity has been on for a few hours, you can buy ice cold drinks, which are a huge treat this close to the equator. the flooded forest. Frogs are everywhere in the flooded forest. We found ...

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

INDIANAPOLIS (WISH) — You have an extra excuse to be a little lazy Sunday because it’s International Sloth Day! The slow-moving sloths are known to sleep between 15 and 20 hours a day. Even when the ...