pachycephalosaurus lived at the end of the cretaceous period. it was a medium-sized herbivorous lizard

ancient animal art artificial attraction background big brachiosaurus brontosaurus carnivore close cretaceous danger dangerous dino dinosaur dinosaurus discovery dragon entertainment extinct forest gigantic grass grounds high historic jurassic large lizard monster natural nature neck outdoor pachycephalosaurus paleontology park portrait powerful predator prehistoric prehistory realistic reptile restoration scary sculpture tree wild