Fossils discovered in southern Utah are from a new species of birdlike dinosaur that resembled a 7-foot-tall brightly colored turkey and could run up to 25 mph, scientists said Tuesday.

When small to midsize carnivores such as the oviraptorosaur Hagryphus and the troodont Talos prowled ancient Utah, the same groups were represented instead by Chirostenotes and Troodon ...

The Natural History Museum of Utah’s mount of Hagryphus – an earlier oviraptorosaur as yet known from less material – has casts of some Anzu bones to help fill out the skeleton. Anzu is no ...

But Hagryphus, described by paleontologists Lindsay Zanno and Scott Sampson in 2005, was different. Represented by a nearly-complete left hand, part of the left radius, ...

Martharaptor’s affinities are a mystery, but, if the dinosaur was a therizinosauroid, it probably looked like its cousin Falcarius (pictured here at the old Utah Museum of Natural History).

SALT LAKE CITY Fossils discovered in southern Utah are from a new species of birdlike dinosaur that resembled a seven-foot-tall brightly colored turkey and could run up to 25 mph, ...

A newly discovered dinosaur fossil revealed that Velociraptor and its dinosaur relatives didn't just use their sharp claws for show, but may have brandished the hook-like talons as weapons.

Battle damage linked to the fearsome curving talon of a newly discovered dinosaur relative of Velociraptor is shedding light on how it was used as a weapon, scientists find. This research also ...

Battle damage linked to the fearsome curving talon of a newly discovered dinosaur relative of Velociraptor is shedding light on how it was used as a weapon, scientists find.

Battle damage linked to the fearsome curving talon of a newly discovered dinosaur relative of Velociraptor is shedding light on how it was used as a weapon, scientists find. This research also adds to ...