New discoveries from several archaeological sites in North and South America suggest that ancient people first arrived in the ...

FOUR-ton mega-sloths with flesh-rendering claws lived alongside humans for 10,000 years, new research has found. The 20ft ...

Fossils show humans coexisted with giant sloths and mastodons for thousands of years. Evidence includes modified sloth bones ...

New discoveries reveal that giant sloths and mastodons coexisted with early humans in the Americas for millennia.

Sloths were not always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to four tonnes — and when startled, they brandished immense claws. For a long time ...

Paleontologist Thaís Pansani standing in front of a reconstructed giant ground sloth skeleton at the Smithsonian National Museum of Natural History. AP SAO PAULO (Associated Press ...

For a long time, scientists believed the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like mastodons ...

"Some of the most tantalizing clues come from an archaeological site in central Brazil called Santa Elina, where bones of ...

"Some of the most tantalizing clues come from an archaeological site in central Brazil called Santa Elina, where bones of giant ground sloths show signs of being manipulated by humans. Sloths like ...