Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. INDIANAPOLIS, Ind. – We all know someone who ...

I've heard it time and time again that 'the early bird gets the worm,' but I know I'm not the only one who feels less productive the earlier I wake up. I won't deny that I'm not a morning person, but ...

Sloths once roamed the Americas, ranging from tiny, cat-sized animals that lived in trees all the way up to massive ground sloths that may have weighed up to six tons. The only species we know and ...

The sloth was caught on camera by a GoPro propped in a tree in Nicaragua. — -- A sloth spotted in the wilds of Nicaragua by an American tourist was just trying to take a nap, but first, it had to ...

Sloths are the quintessential couch potatoes of the rainforest, and these sluggish tree-dwellers also serve as a hotel for moths and algae. "Important interspecific interactions — between sloths, ...

A study showed that when some animals find a crucial resource, they can survive in changing environments and even thrive. By Veronique Greenwood Look closely up in the trees of a shade-grown cacao ...

Sloths are the quintessential couch potatoes of the rainforest, and these sluggish tree-dwellers also serve as a hotel for moths and algae. Three-toed sloths descend from the trees once a week to ...