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 ...

Sloths are some pretty interesting animals. Beyond their reputation for being slow, a host of different traits reveals a lot ...

Sloth selfie bans are spreading because cute photos hide stress, disease risk, and illegal wildlife trade most tourists never see.

Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling mammals have survived for millions of years by doing things their own way, and ...