with its distinctive collar of spines and nasal horn

which could measure up to 12 meters long and weigh around 7 tons

For its part

such as regulating body temperature

Prosaurolophus maximus Variant:Primed with its distinctive collar ofProsaurolophus ("First Crest") is a genus of hadrosaurid ornithopod dinosaurs that lived in the late Cretaceous period, approximately 75 million years ago, in what is now North America. This genus includes two known species: Prosaurolophus maximus, described by Barnum Brown in 1916, and Prosaurolophus blackfeetensis, described by Jack Horner in 1992. Prosaurolophus maximus was a large dinosaur that reached approximately 8. 5 meters in length. It was