FOUR-ton mega-sloths with flesh-rendering claws lived alongside humans for 10,000 years, new research has found. The 20ft tall meat eating beasts were thought to have been wiped out quickly when ...

In Mongolia's Gobi Desert, paleontologists unearthed Duonychus tsogtbaatari, a novel therizinosaur species from 90-95 million years ago. This plant-eating dinosaur, related to meat-eaters, possessed a ...

Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...

An Ancient Sloth Weighing at Least 500 Pounds Fell Victim to a Sinkhole With armor like chainmail and razor-sharp claws, giant ground sloths were titans of the Ice Age. Now, scientists are unearthing ...

This uplifting post from discover.animal shows some good Samaritans helping a lucky sloth make its way across traffic and into the forest. Sloths are typically docile and are rarely a danger to people ...

Discover how Megatherium americanum, often seen as a giant sloth, may have been an ancient predator instead of a mere herbivore. The lethargic two-foot-long tree-hugging sloths of the South and ...

Ancient sloths lived in trees, on mountains, in deserts, boreal forests and open savannahs. These differences in habitat are primarily what drove the wide difference in size between sloth species. But ...

Trick or treat, Jeremy Renner! On Tuesday, Renner, 52, shared an amusing video of himself dressed as a sloth for Halloween to his Instagram Story. "D-D-D-DJ Sloth!" Renner announced in the brief clip, ...