When we think of the cutest animals of all time, sloths are somewhere near the top of the list. Heck, they might be number one. Have you ever seen a baby sloth? Okay, that's it. Baby sloths are the ...

Add Yahoo as a preferred source to see more of our stories on Google. For centuries, people encountering sloths for the first time have reacted by ridiculing them. In 1526, Spanish conquistador ...

It’s not considered polite to talk about it, but we all do it. Some of us are in and out so quickly that nobody would even know we were gone. Others quietly get up from the sofa, tuck a newspaper ...

WASHINGTON— The U.S. Fish and Wildlife Service today proposed protecting the pygmy three-toed sloth under the Endangered Species Act. The proposal responds to a 2013 petition filed after officials ...

The researchers found that three-toed sloths can harbor more phoretic moths than their two-toed counterparts because of greater concentrations of inorganic nitrogen and higher algal biomass in their ...

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor. A brown-throated three-toed sloth peers over a tree's buttress root while defecating on ...