Duonychus is one of the few species of theropod dinosaur that evolved two-fingered hands.

Fossils of alvarezsaurid dinosaurs show bird-like air sacs in their bones. Scans revealed hollow spaces connected to their ...

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

A Middle Jurassic scene is preserved in the form of 131 footprints, pressed into the sands of a long-lost shallow freshwater ...

A new dinosaur species, Duonychus tsogtbaatari, was discovered in Mongolia's Gobi Desert. This therizinosaurs member featured ...

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

This unique anatomy inspired its scientific name ... preserved keratinous sheath on its claw — the first such case in a ...

While preparing to build a power substation next to a Utah residential subdivision, a prehistoric field of dinosaur and other ...

Paleontologists unearthed the fossil in Mongolia’s Gobi Desert, and the find is unique because of a sheath preserved on one ...

The species, named Duonychus tsogtbaatari, was unique within a group of dinosaurs ... a group of either herbivorous or omnivorous theropod dinosaurs that lived in Asia and North America during ...