For the Smithsonian National Zoo and Conservation Biology Institute (NZCBI), Christmas came early in 2025. Zookeepers were delighted to welcome two new arrivals—sloth bear cubs, born in an off-exhibit ...

LIMA (Reuters) - The nearly intact fossil of an ancient sloth that lived 5 million years ago has been unearthed in Peru, a find about 4 million years older than similar ones discovered in the Americas ...

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 ...

Sally, a seven-year-old Linne's Two-Toed sloth, is easing into her new home after a near 250-mile journey up the A1 from her old abode. The animal arrived at Northumberland Zoo near Morpeth two weeks ...

When you picture the jungle, your mind might jump to roaring tigers, monkeys swinging wildly from tree to tree, or bright ...

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.