facilitating the capture of prey in flight

feeding on other dinosaurs and small animals that inhabited its environment

What especially distinguishes Parasaurolophus walkeri is its hollow bony crest

although it was not the fastest theropod

the spatial and temporal coexistence of both species

Teratophoneus curriei Aquilops facilitating the capture of preyTeratophoneus curriei was a tyrannosaurid theropod dinosaur belonging to the subfamily Tyrannosaurinae, a large and robust predator that inhabited North America during the Late Cretaceous, specifically in the late Campanian, approximately 76. 575. 5 million years ago, in what is now southern Utah, United States. Its name literally means monster murderer, derived from the Greek teras (monster) and phoneus (murderer), while the epithet curriei honors