a baryonyx dinosaur menaces an herbivorous sauropod

ajax ancient animal apatosaur apatosaurus baryonyx brontosaur brontosaurus carnivore claw cretaceous dinosaur eater eating extinct ferocious fish heavy herbivore herbivorous jaws long louisae meat neural paleontology period piscivorous plant predator prehistoric reptile robust sauropod sauropoda scary scavenger science serrated sharp snout spines spinosaur teeth theropod walkeri wild