Clayton Phipps is a local rancher and fossil hunter, described as a dinosaur cowboy. MTN News featured him last fall after he ...

The Nanotyrannus, by contrast, had longer legs and was built more like an ostrich or a horse. Napoli suggested it was likely a pursuit predator, chasing and hunting smaller prey. So, given that the ...

Deep in the deserts of ancient Mongolia, Tarbosaurus ruled as the apex predator of the Late Cretaceous. Closely related to ...

Scotty, the largest T. rex specimen on record, is on display at the Royal Saskatchewan Museum in Canada. Kumiko via Wikimedia Commons under CC BY-SA 2.0 Around 66 million years ago, the iconic and ...

A new analysis of fossils believed to be juveniles of T. rex now shows they were adults of a small tyrannosaur, with narrower jaws, longer legs, and bigger arms than T. rex. The species, Nanotyrannus ...

Tyrannosaurus rex may not have been the only large carnivore reigning over North America during the Late Cretaceous after all. A reinterpretation of several fossils of small dinosaurs sometimes ...