Fossils might give a good image of what dinosaurs looked like, but they can also teach scientists what they sounded like. The Parasaurolophus is a duck-billed dinosaur with a unique crest that ...

Map showing the location of duckbill dinosaurs during the Late Cretaceous period. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

horned dinosaurs, duck-billed dinosaurs and a smaller forerunner of Tyrannosaurus called Alectrosaurus. While the skeleton recovered was incomplete – for instance, missing its skull and legs ...

horned dinosaurs, duck-billed dinosaurs and a smaller forerunner of Tyrannosaurus called Alectrosaurus. While the skeleton recovered was incomplete – for instance, missing its skull and legs ...