In a discovery that challenges long-standing views of prehistoric life, scientists have uncovered vast underground tunnels beneath Brazil and Argentina that appear to have been excavated by ...

Beneath Brazil’s forests lie vast Ice Age tunnels, carved not by humans or nature, but giant ground sloths—revealing hidden ...

The largest cache of Ice Age fossils ever discovered in South Carolina has been unearthed in Giant Cement Company's Harleyville limestone quarry in Dorchester County. Found by hobby collector Rick ...

SAO PAULO -- 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. For a ...

Today, sloths are slow-moving, tree-dwelling creatures that live in Central and South America and can grow up to 2.5 feet long. Thousands of years ago, however, some sloths walked along the ground, ...

After a West Texas road project unearthed ancient remains of Ice Age era animals, more details have come to light on what else was found and what will happen next. On May 13, 2025, the Texas ...

Many thousands of years ago, the Sarasota-Manatee area was home to a diverse mix of now-extinct mammals—most notably, saber-tooth cats, mastodons and giant ground sloths called Megatherium, which ...

Sloth in prison -- The Great Basin now and then -- A zoologically impoverished world -- Dating an ass -- A stable of ground sloths -- Extinct mammals, dangerous plants, and the early peoples of the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAO PAULO (AP) — Sloths weren’t always ...