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Giant Sloths the Size of Elephants Once Walked Along the Ground. Here's How the Massive Animals Evolved and Declined

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, ...
Gizmodo

Why Ancient Sloths Became the Size of Elephants—and Then Vanished

Giant sloths with razor-sharp claws and as large as Asian bull elephants once roamed the Earth, snacking on leaves at the tops of trees with a prehensile tongue. Now, scientists have figured out why ...
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These Sloths Reached Insane Sizes… Before Mysteriously Disappearing

Most people are familiar with modern sloths — slow-moving, tree-dwelling mammals that digest food slowly and descend only occasionally. Their closest living relatives are anteaters and armadillos, a ...
Science Daily

Scientists have figured out how extinct giant ground sloths got so big and where it all went wrong

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 ...
Popular Science

8,000-pound sloths once roamed North America. Where’d they go?

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Giant sloths used to roam all over North America. Over 10 times ...