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

New research painted a more accurate picture of the megafauna that spread widely around the Americas before they went extinct.

With distinctive two-fingered claws, the remains of a previously unknown species of dinosaur suggest it looked like a bizarre mix of sloth ... than the underlying bones. It is the largest claw ...

He was hard to miss if you were driving to Bellingham. A giant stuffed sloth lived in a tree off Interstate 5 (I-5) near Lake Samish. He is called “Slothy.” The Washington Department of ...

“It’s a bird! It’s a plane!” It’s... a giant stuffed sloth? That’s right-- crews with the Washington State Department of Transportation (WSDOT) removed a giant stuffed animal sloth ...