David adds, 'We don't know about many dinosaurs that lived in jungle or mountain environments. Fossils are very unlikely to form in such situations.' The most common way an animal such as a dinosaur ...

Three boys in North Dakota were out on a family hike when they came across something many adventurous kids ... for fossils ...

The fossil comes from the Hell Creek Formation region that "preserves Earth's last dinosaur ecosystem" right before the mass extinction, Lyson said. Based on the soft sandstone in which it was ...