Meet Alface, the new two-toed sloth at Shedd Aquarium. Learn her story and explore how she inspires rainforest conservation.

Rainforest-inspired setting in heart of Central Florida’s tourism district will house dozens of the low-energy animals, encourage research.

The Small Mammal House at the Smithsonian’s National Zoo has a new resident worth slowing down for. Visitors can now see Athena, a 1½-year-old female two-toed sloth in her new home that she shares ...

Sloths are notoriously slow. Living in rainforests in Central and South America, sloths spend most of their time hanging upside down in the trees, rarely coming down to the ground. There are two main ...

Ancient sloths ranged in size from tiny climbers to ground-dwelling giants. Now, researchers report this body size diversity was largely shaped by sloths’ habitats, and that these animals’ precipitous ...

They might look awkward doing it, but sloths are actually pretty good swimmers. They are often observed swimming with ease across rivers in their native Central and South America. If seen paddling ...

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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.