diplodocus dinosaur migration

america animal beak bird carnivore carnivorous claws colorado creature dinosaur diplodocus england era evolution extinct extinction flight flying gemmingi genus germany herbivore herbivorous illustration image jurassic lizard longus north organism paleontology period picture prehistoric primeval primitive pterodactyl pterodactylus pterosaur quadruped reptile rhamphorhynchus sauropod spain species tanzania teeth themes titanosaur vertebrate wild wildlife wing