Harpy eagles are among the heaviest raptors in the world, with larger females weighing up to an average of up to 20 pounds.

There's something magnetic about a group of people looking in the same direction—others will follow their gazes to see what ...

Kubo came up through the ranks of Barcelona’s famed La Masia academy before joining arch-rivals Real Madrid in 2019. The ...

COLUMN. A lack of individual motivation alone does not explain the gap between good intentions and actual physical activity.

The sloth family tree once sported a dizzying array of branches, body sizes and lifestyles, from small and limber tree climbers to lumbering bear-sized landlubbers. Why sloth body size was once so ...

Sloths have a reputation for being sluggish and slow, spending most of their lives dozing in trees, but a new study suggests this is one of the enduring secrets of their success. Scientists have ...

An analysis of the sloth family tree suggests three different groups of the animals evolved to gigantic sizes in response to cold and dry conditions ...

Branson's Promised Land Zoo opened its latest expansion with more than 30 indoor exhibits, including touch tanks and a room for up-close encounters with a bed of sloths. (Yep, a group of sloths is ...

Sloths belong to the order Pilosa, a group that includes anteaters and armadillos. While they don’t look much alike at first glance, these animals share genetic and anatomical traits.

In northwestern Colombia, poached baby sloths are sold to tourists as pets. For decades, one man appeared to dominate the trade.

A remarkable collection of fossils has been unearthed in Florida after a sinkhole swallowed a group of animals. 500,000 years ago, a group of armadillo-like mammals, horses, and sloths met their ...