Recent studies have supported the idea that human expansion at this time was responsible for the demise of other large megafauna, such as mammoths. Ground sloths rapidly went extinct around 15,000 ...

A cooling, drying climate turned sloths into giants – before humans potentially drove the huge animals to extinction. Today’s sloths are small, famously sluggish herbivores that move through ...

What does your research tell us about human interactions with giant ground sloths before their extinction? We know that the extinction of megafauna, in South America at least, was around 10,000 ...

Because Texas has other sites with evidence of prehistoric humans and megafauna, ... Giant ground sloths like these went extinct some 11,000 years ago — near the end of the Ice Age — possibly ...

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 ...

Now researchers have found other megafauna specimens, including giant sloths and camel-like animals, that survived in South America up to around 3,500 years ago.

Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge - up to 4 tons - and when startled, they brandished immense claws. For a long time, scientists ...

The fossil skeleton of the giant ground sloth, Megatherium. Florilegius/Universal Images Gro Last summer, archaeologists in Iowa unearthed a 13,000-year-old mastodon skull.

Given previous extinctions of megafauna such as Darwin’s giant sloth, and humanity’s inability to protect current day wildlife, it’s not clear whether valuable lessons have been learned.

New research painted a more accurate picture of the megafauna that spread widely around the Americas before they went extinct. By Jeanne Timmons Ground sloths emerged in South America tens of ...

Due to Texas having locations where ancient human activity connected to megafauna, ... The excavation near Loop 88 has already dug up a giant find — the tooth of a Giant Ground Sloth.

The idea that humans were the death blow for ancient megafauna is well-supported, says Thaís Rabito Pansani at the University of New Mexico, who wasn’t involved in the study. “However, in ...