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 ...
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 ...
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 ...
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: ...