Among the greatest mysteries of the tropical rainforest are the pooping habits of sloths. Really. Those furry, slow-moving tree dwellers almost never descend from the safety of the tree tops—except ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. During the Ice Age, a group of giant ground sloths died together, possibly after swallowing their ...

At Tanque Loma, at least 22 giant ground sloths in the genus Eremotherium met their end. Of the five hypotheses that researchers proposed for what killed the sloths, the best supported one right now ...