Sloth fever is mostly spread by a small insect called the biting midge, which lives in rural areas all over the world. "Sometimes this midge bites you, and you don't realize," William de Souza, a ...

A two-toed sloth at the Nashville Zoo. Larisa R. G. DeSantis Imagine a sloth. You probably picture a medium-size, tree-dwelling creature hanging from a branch. Today’s sloths – commonly featured on ...

If patience were a superpower, sloths would wear the crown. These famously slow-moving creatures spend their days dangling ...