An illustration shows what Duonychus tsogtbaatari might have looked like. Unlike its therizinosaur brethren, the new species ...

Even among the strangest-looking dinosaurs, few are as odd as the newly discovered Duonychus tsogtbaatari. Unearthed in ...

A bizarre two-clawed dinosaur found in Mongolia reveals rare claw preservation and offers new insight into therizinosaur ...

feathered mix of a sloth and giraffe. It had only two raptor-like clawed fingers per hand, which the creature used not to maul other prey, but to snack on vegetation. Two fossilized claws ...

Sloths are typically docile and are rarely a danger to people, but no one wants a piece of those claws. They may be slow, but sloths know how to defend themselves if they feel threatened.

It was a European zoologist, George Shaw, who named the sloth bear for its long, thick claws and unusual teeth. He thought that the bear was related to the tree sloth due to these features," the ...

With distinctive two-fingered claws, the remains of a previously unknown species of dinosaur suggest it looked like a bizarre mix of sloth, giraffe and cult movie hero Edward Scissorhands ...