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 ...

Add Yahoo as a preferred source to see more of our stories on Google. For centuries, people encountering sloths for the first time have reacted by ridiculing them. In 1526, Spanish conquistador ...

Quick Take With sloths, the females are the ones responsible for mating calls. Three-toed sloth mating calls are often described as high-pitched screams or shrill whistles. These calls travel long ...

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 ...

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 (Bradypus variegatus). Video by: J.P.

Add Yahoo as a preferred source to see more of our stories on Google. Three-toed sloth mating calls are often described as high-pitched screams or shrill whistles. These calls travel long distances ...

Fans of the movie franchise Zootopia know that sloths make the perfect DMV (Department of Mammal Vehicles) workers. Incredibly slow-moving and methodical, Flash Slothmore and the rest of his ...

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

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 ...