dinosaurs

Dinosaur National Monument, NPS

Many millions of years ago, dinosaurs of all shapes and sizes roamed the Colorado Plateau. They were common in the region when the landscape was mostly wet and tropical. We know this through fossil evidence, plus petroleum deposits created through the decay of ancient plants and animals.


Jeff Martz/NPS

Paleontologists have identified a new species of an extinct, crocodile-like creature in Petrified Forest National Park.


Victor Leshyk

A fossil discovered in southern Utah adds a turtle with a pig nose to the list of animals that roamed with the dinosaurs.


Natural History Museum of Ut

A dinosaur recently found in southern Utah has reshaped paleontologists’ ideas of the fierce group of carnivores known as tyrannosaurs.

Navajo Nation To Preserve Dinosaur Tracks

Oct 29, 2012

Travel east of Grand Canyon and take in the windswept mesas of Indian Country, and you might feel like you’re traveling back in time.