A sloth scientist, her tree-climbing BFF, and their dog work to save Costa Rica’s sloth populations in groundbreaking ways, all while capturing rarely seen wild sloth behaviors and reimagining what it ...

These baby sloths are just having a ball in a basket. Two-toed orphaned sloth babies Pierre and Crayito are residents of Jaguar Rescue Center in Costa Rica. According to YouTube user Swiatoczamigoski, ...

Until recently, it was assumed that sloths didn’t need to drink water, and that they got water from the food they ate. Now we know that isn’t true, and you can see it for yourself in this extremely ...

Pleistocene ground sloths constitute a remarkable and diverse group of xenarthran mammals that thrived across South America during a period of significant climatic and environmental flux. Their fossil ...

A sloth perches languidly on a branch in one of Costa Rica’s vast forest preserves. (Gabriella Chavez/WUFT News) LA FORTUNA, COSTA RICA — Near a lively stretch of Highway 142, one of Costa Rica’s ...

There are millions of sloths in Costa Rica. But with high levels of deforestation over the past few decades and increasing contact with humans, the population is taking a hit. While no official stats ...

It’s not easy to find a sloth in the middle of the forest. They spend most of their time in the tree canopy and are masters of camouflage, thanks to their slow movements and the algae attached to ...

Today, sloths are slow-moving, tree-dwelling creatures that live in Central and South America and can grow up to 2.5 feet long. Thousands of years ago, however, some sloths walked along the ground, ...

When you begin to think of the cutest animals in nature, a sloth may not immediately come to mind, but that’s probably because you’ve never seen a baby sloth. One look at the baby sloth in this ...

Woodland Park Zoo welcomed another animal into its tropical rainforest aviary. After five years, a new sloth has entered the villa. Fezzik, named after the character in “The Princess Bride,” is a ...