without making them go extinct.” 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 ...

without making them go extinct." 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 ...

During the Ice Age, massive woolly mammoths, cave bears, and dire wolves roamed icy landscapes. Saber-toothed cats hunted ...

without making them go extinct." 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 ...

Giant sloths were not your average tree-hangers. These prehistoric relatives of today’s slow-moving sloths weighed up to 4 tons (3.6 metric tons) and could reach heights comparable to a modern ...

Prehistoric sloths were massive creatures ... Paleontologist Thaís Pansani stands in front the reconstructed skeleton of a giant ground sloth at the Smithsonian National Museum of Natural History ...

SAO PAULO (AP) — Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors ... in the Americas soon killed off these giant ground sloths through hunting, along ...