A former tech executive's personal friendship with a sloth named Brucey sparked the idea for this multimillion-dollar ...

Some nations are quietly becoming magnets for people on the move, and it's catching attention. Residents are adjusting, ...

A growing exotic pet trade has conservationists calling for stronger regulations to protect the reptiles, birds and other ...

Larisa R. G. DeSantis received funding from the National Science Foundation, the Guggenheim Foundation, and Vanderbilt University. DeSantis is also a research associate at the La Brea Tar Pits and ...

The animal kingdom isn’t exactly known for being demure. Sharks glow in the dark. Peacocks have made being flashy an entire personality. Howler monkeys? It’s right there in the name. But that hasn’t ...

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor. A brown-throated three-toed sloth peers over a tree's buttress root while defecating on ...

WICHITA, Kan. (KWCH) - A prehistoric discovery near Hays is shedding some new light on a giant ground sloth species that lived more than 10,000 years ago. A study published Monday in the peer-reviewed ...

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 ...

A cooling, drying climate turned sloths into giants – before humans potentially drove the huge animals to extinction. Today’s sloths are small, famously sluggish herbivores that move through the ...

The first stuffed sloth to be removed from the trees along I-5 by WSDOT on March 18. A second sloth was later removed, but a third sloth is to high up to be safely reached, and WSDOT does not plan to ...