Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Modern sloths hang ...

Modern sloths hang out in trees, move at a slow pace and eat a vegetarian diet -- but the same thing can't be said for their extinct relative, Mylodon. This ancient ground sloth, which lived in South ...

CNN — Modern sloths hang out in trees, move at a slow pace and eat a vegetarian diet -- but the same thing can't be said for their extinct relative, Mylodon. This ancient ground sloth, which lived in ...

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, according to the World ...

Sometimes you just need to stop what you're doing and appreciate a baby's sloth's love of life. Lucca, an 18-month-old, two-toed sloth, lives at the Zoological Wildlife Foundation in Miami, where one ...