majestic brontosaurus a detailed photorealistic rendering of a prehistoric sauropod against a

brontosaurus prehistoric jurassic cretaceous reptile background white paleontology megafauna herbivore sauropod long neck science rendering photorealistic digital art artwork concept detailed textures lighting history animal ancient giant dinosaur isolated anatomy extinct paleontological educational resource scientific museum display paleobiology vertebrate species creature accuracy material paleoart world biological painting artistic representation visualization