a close-up of a blue and brown dinosaur with a red crest, looking to the left

ai ancient animal ankylosaurus archeopteryx blue brachiosaurus brown closeup creature crest cretaceous dinosaur extinct eye face fauna feathers forest fossil generated green hadrosaurus head jurassic mesozoic nature pachycephalosaurus paleontology parasaurolophus prehistoric prehistory red reptile scales stegosaurus triassic triceratops velociraptor wildlife