They’re slow, they’re sleepy, and they’ve taken over the internet—but sloths are more than just cute animals hanging from ...

Washington, DC—The US Fish and Wildlife Service (USFWS) has proposed listing the pygmy three-toed sloth under the Endangered Species Act in response to a 2013 emergency petition filed by the Animal ...

Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly featured on children's backpacks, stationery and lunch boxes—are slow-moving ...

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 ...

Photo via Toucan Rescue Ranch. How many times have you seen an image of a sloth or a sloth portrayed in media and thought about how cute and cuddly the animal looks? Maybe you even felt a desire to ...

Larisa R. G. DeSantis received funding from the National Science Foundation, the Guggenheim Foundation, and Vanderbilt University. DeSantis is also a research associate at the La Brea Tar Pits and ...