Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly ...

Twenty thousand years ago, a giant ground sloth the size of a large bear lumbered into a cave in Nevada and, well, went to the bathroom. Its dung — rich with the remains of the lilies and other plants ...

BOURNEMOUTH, England (Reuters) - Scientists have uncovered evidence of ancient humans engaged in a deadly face-off with a giant sloth, showing for the first time how our ancestors might have tackled ...

A Facebook post features several pictures of large bones arranged in a way that resembles a human skeleton. People are observing the bones in some of the photos. "The remains of GIANTS were discovered ...

The Tarkio Valley Sloth Project helped researchers understand more about Page County during the Ice Age. The bones of a giant ground sloth are giving a better picture of Iowa in the Ice Age.

Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons (3.6 metric tons) — and when startled, they brandished immense claws.Video above: ...

The skeleton of a megatherium, an elephant-size sloth native to South America, at the La Plata museum in Argentina. An ancient sloth weighing some 5 tons and sporting claws that extended a foot (0.3 ...

The jungle of the Yucatán in Mexico is not typically known as a great place to find fossils. The humid environment has destroyed most traces of bone of the animals that lived here over thousands of ...

Roughly 150 people were in and out of the University of Iowa’s Museum of Natural History Monday to celebrate Rusty the Sloth’s 30th birthday. With music blaring, vanilla cake with the sloth’s face, ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Imagine a sloth. You probably picture a medium-size, tree-dwelling creature hanging ...

Prehistoric sloths were massive creatures with large claws, suggesting early humans in the Americas might have coexisted with them for millennia. New findings from Brazil's Santa Elina site imply ...