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 ...

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

Look closely up in the trees of a shade-grown cacao plantation in eastern Costa Rica, and you’ll see an array of small furry faces peering back at you. Those are three-toed sloths that make their ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Everybody loves sloths, and whenever we talk ...

Footage of one of STRI's Bocas del Toro Research Station's resident sloths climbing the trees at the Station. The star of this video is a female Three-toed sloth ...

Montgomery, G. Gene and Sunquist, M. E. 1972. "Resting respiration rates of free-living three-toed sloths." Mammalia, 36, (3) 530–532.