Today, sloths are slow-moving, tree-dwelling creatures that live in Central and South America and can grow up to 2.5 feet ...

The Megatherium was one of the largest ground mammals ever to have existed. This giant ground sloth dominated the continent’s southern grasslands and lightly forested areas and was something of ...

Most of us are familiar with sloths, the bear-like animals that hang from trees, live life in the slow lane, take a month to ...

The extinct mammals were about five times larger than a grizzly bear–and filled caves with their poop.

Explore how ancient sloths evolved in size, from small climbers to massive ground dwellers, shaped by shifting climates and ...

A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.

During an environmental review for Loop 88 construction, officials discovered large, prehistoric animal bones, including a ...

Sloths have a reputation for being sluggish and slow, spending most of their lives dozing in trees, but a new study suggests ...

The megatheres, known as Eremotherium and Megatherium, were among the biggest terrestrial mammals of their time. The team started by determining sloth body temperature. They employed an analysis ...

Today, there are only two sloth species, but historically ... The largest sloths, in the genus Megatherium, were about the size of Asian bull elephants and weighed roughly 8,000 pounds.

These differences in habitat are primarily what drove the wide difference in size between sloth species ... The largest sloths, in the genus Megatherium, were about the size of Asian bull ...