parasaurolophus dinosaur attack

adornment age america animal art attack carnivore claws cranial creature crest cretaceous dinosaur epoch era evolution extinct extinction genus hadrosaur hadrosaurid head herbivore history hunting illustration image india lizard mountain narmadensis natural nature north organism paleo paleontology parasaurolophus period picture predator prehistoric primeval primitive rajasaurus rendering reptile species teeth themes theropod vertebrate walkeri wild wildlife