Although it sounds like a grade-B science fiction movie, fossils show that our ancestors once hunted and fought giant ground sloths. For the first time, scientists have uncovered fossilized footprints ...

A utility crew digging a trench in Florida came across a fossilized part of an 11,000-year-old giant ground sloth that was originally named by Thomas Jefferson. The team in Florida’s Manatee County ...

A Manatee County utilities crew was digging a trench recently when it unearthed something unexpected: a fossilized giant ground sloth claw that had been buried in more than 11,000 years ago. According ...

Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling mammals have survived for millions of years by doing things their own way, and ...

Every fossil tells a story, and some have the power to rewrite entire chapters of our understanding of prehistoric life. Over the past few decades, dinosaur fossils have changed from being just rare ...

Scientists have analyzed ancient DNA and compared more than 400 fossils from 17 natural history museums to figure out how and why extinct sloths got so big. Most of us are familiar sloths, the ...

Bones from an extinct ground sloth that stood between 8 and 10 feet tall were found in Kansas. Photo from the Illinois State Museum. At the end of the Pleistocene Epoch, 2.6 million to 11,700 years ...

Sloths are slow-moving, arboreal mammals living in Central and South America. The two types of sloths are the two-toed sloth and the three-toed sloth. Three-toed sloths are strictly herbivorous, while ...