New research from several sites is starting to suggest that people came to the Americas earlier — perhaps far earlier — than ...
Fossils show humans coexisted with giant sloths and mastodons for thousands of years. Evidence includes modified sloth bones ...
"Some of the most tantalizing clues come from an archaeological site in central Brazil called Santa Elina, where bones of giant ground sloths ... penny-sized sloth fossil. She notes that its ...
Their prehistoric ancestors were huge — up to 4 tons (3.6 metric tons) — and when startled, they brandished immense ...
Sloth bones carved into ornaments indicate humans coexisted with megafauna thousands of years earlier than previously thought ...