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 ...

The northern and southern maned sloths may look very similar from the outside, but their genomes reveal different stories: ...

The time she chose was very surprising. Two weeks ago, Como Zu welcomed *** new member to the family. Sago, *** Hoffman two-toed sloth, gave birth in front of visitors. She was right in front of the ...