brachiosaurus altithorax from the late jurassic 3d on white background

altithorax ancient animal apatosaurus beast big brachiosauridae brachiosaurus colossal creature cutout dino dinosaur diplodocus enormous eon evolution extinct giant gigantic herbivore herbivorous history huge illustration isolated jurassic large late metaphor meteor model monster nature neck paleontology power prehistoric primitive reptile saurischia sauropod science shadow species strong toy vegetarian white world