From an ancient Egyptian hoax to a mysterious disappearances and Cold War history, here are 10 bizarre facts you probably ...

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

Beneath a tree where a sloth sleeps, juvenile caimans lurk in the long grasses. The air is thick with the sound of an ...

Conservationists are hoping to strengthen regulations at a wildlife trade conference on birds, reptiles and other animals ...

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 ...