South American megafauna, from giant sloths to camel-like creatures, survived thousands of years longer than we thought, ...

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 ...

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 ...

Their prehistoric ancestors were huge — up ... the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like ...

without making them go extinct”. Some of the clues come from an archaeological site in central Brazil, Santa Elina, where bones of giant ground sloths show signs of being manipulated by humans.

Their prehistoric ancestors were huge — up to ... Thaís Pansani holds a giant sloth rib bone from central Brazil dated to about 13,000 to 15,000 years ago, which is thought to be burned by ...

This illustration provided by researchers depicts a person carving an osteoderm from a giant sloth in Brazil about 25,000 to 27,000 years ago. (Júlia d'Oliveira via AP) SAO PAULO, Brazil (AP) — Sloths ...