Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly ...

Credit: flickr You wouldn’t expect it from an animal that barely moves, but sloths are excellent swimmers. They use a sort of doggy paddle and can hold their breath for up to 40 minutes. Water ...

PITTSBURGH — A Hollman’s two-toed sloth celebrated its birthday after undergoing dental treatment. Carob the sloth, 36, of the Pittsburgh Zoo and Aquarium, went on a medical journey after his keepers ...