Tylosaurus was one of the largest marine predators of the Late Cretaceous, reaching lengths of up to 14 meters (46 ft). It belonged to the mosasaurs, a group of marine reptiles that dominated ancient oceans. Unlike sharks, Tylosaurus was an air-breathing reptile with a powerful tail, paddle-like limbs, and a distinctive reinforced snout used to ram prey. Fossils show it fed on fish, sharks, seabirds, and even other marine reptiles. Tylosaurus disappeared around 66 million years ago during the ma