6321825 10 l
Pachycephalosaurus is a omnivourus dinosaur that feeds on plants and small animals.


Pachycephalosaurus is a tall creature and is bizarre because of the dome on it's head. It is use's it to fight other Pachycephalosaurus or intruders.


Pachycepahlosaurus lived with many dinosaurs until to 65 million years ago. It lived with the hadrosaurs Edmontosaurus and Parasaurolophus, the sauropod Alamosaurus, the ankylosaur Ankylosaurus, the ceratopsians Triceratops and Torosaurus, the ostrich-like dinosaur Ornithomimus, the pterosaur Quetzalcoatlus, the tyrannosaur Tyrannosaurus, dromaeosaurs and Troodon.