journey to the jurassic: world of dinosaurs, extinct species with big, strong, toothy predators, prehistoric era and the

paleontologist paleoecology paleoart species sauropods paleoillustration cretaceous bones prehistory spinosaurus evolution dinosaur teeth paleoimagery trex jurassic claws reptiles tyrannosaurus history triassic carnivores brachiosaurus mesozoic triceratops roar prehistoric extinct dinosaurs giant ankylosaurus dino ancient fossilized paleontological stegosaurus raptors herbivores excavation pterosaur discovery fossils paleontology paleo velociraptor scales museum ai generated