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. But ...

1. There are two groups of sloths in the world: Those with two claws on their front limbs and those with three claws on all four of their limbs. In total, six sloth species are found in the Americas, ...

French photographer Emmanuel Tardy's image of a sloth clinging to a post in Costa Rica is one of the images from the 2025 Wildlife Photographer of the Year award.

Look closely up in the trees of a shade-grown cacao plantation in eastern Costa Rica, and you’ll see an array of small furry faces peering back at you. Those are three-toed sloths that make their ...

A striking photograph reveals the consequences of human activity on wildlife: this sloth desperately seeks refuge after crossing a road. Emmanuel Tardy, a French photographer, captured this ...

In the tree, going clockwise from left: extinct West Indian sloth (Acratocnus), extant three-toed sloth or ai (Bradypus), and extant two-toed sloth or unau (Choloepus). From left to right on the ...

But what makes sloths so sedate? And what horrible, poop-related price must they pay in order to maintain life in the slow lane? Sloths Take a Leisurely Approach to Life The sloth's limited movements ...

Just over a year after this sloth was found on the side of the road, it's learning to climb with great speed and agility. The adorable sloth was just a few months old when it was rescued, but has ...

ORLANDO, Fla. — Here’s your excuse to sloooooowwww dowwwnnnn this Friday: It’s International Sloth Day. To celebrate the holiday, we compiled 9 things to know about the sluggish tree-dwellers, ...