dicraeosaurus dinosaur meadow

africa animal beak bird carnivore carnivorous claws creature dicraeosaurus dinosaur england era evolution extinct extinction flight flock flying gemmingi germany hansemanni herbivore herbivorous herd hole jurassic lizard meadow misty paleontology prehistoric primeval primitive pterodactyl pterodactylus pterosaur quadruped reptile rhamphorhynchus sauropod spain species tanzania teeth themes titanosaur vertebrate watering wing