New research painted a more accurate picture of the megafauna that spread widely around the Americas before they went extinct.

Crews with the Washington State Department of Transportation (WSDOT) removed a giant stuffed animal sloth from a tree along I-5 in Bellingham on Tuesday. The sloth was about 70 feet up, so crews had ...

Nearly 27,000 years ago, a giant ground sloth traveled across a barren, arid landscape in what is now Belize, munching on grassy vegetation and searching for water. A nearby sinkhole may have ...

SAO PAULO (AP) — Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons ...

Nearly 12,600 years ago, during the Late Pleistocene era, a group of humans hunted and killed a giant ground sloth in Argentina, then left the animal's bones behind, along with their butchering knife.