Paleontologists discovered Duonychus tsogtbaatari from fossils uncovered in 2012. It was a giant, feathered creature adapted ...

The Duonychus tsogtbaatari fossils preserve the keratin sheath that covered its bony claw. Photograph by Kobayashi, et, al Dinosaur claws were made of bone covered in keratin sheaths, the same ...

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, according ...

Its claws measured about a foot (30 cm) long. Duonychus was a medium-sized member of a group of awkward-looking dinosaurs called therizinosaurs, which were known for having a rotund torso ...

In 2012, a team of researchers from the Mongolian Academy of Sciences unearthed the fossilized remains of a therizinosaur—a two-legged dinosaur known for its long claws—in the Gobi desert.

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 ...