A 3D-printed model of the Parasaurolophus skulls at a 1:3 scale to the original fossil. The white model is the nasal passages inside the skull. Journalists may use this image only with appropriate ...

Interestingly, parasaurolophus had a unique crest, which is a bony structure that protrudes from the skull of certain dinosaur species. For a long time, the curved, bony crest baffled paleontologists.

Christopher Calvito, founder of Passepartout Duo and KOMA Elektronik as well as Chromaplane’s co-creator with Nicoletta ...

The skulls of three hadrosaur dinosaurs, Lambeosaurus lambei (top left), Gryposaurus notabilis (top right), Parasaurolophus walkeri (lower). Disclaimer: AAAS and EurekAlert! are not responsible ...