cartoon mosasaurus on white background

age ancient animal aquatic background beast cartoon creature cretaceous cute dino dinosaur dinosaurpaleontology dinosaurus elasmosaurus enormous extinct funny illustration jurassic life liopleurodon lizard marine mesozoic monster mosasaur mosasauridae mosasaurinae mosasaurini mosasaurus nature ocean oceanarium oceanography palaeontology paleontology plesiosaur predator prehistoric prehistory primeval primitive reptile sea swimming triassic tylosaurinae underwater water white wildlife