Tylosaurus (from the ancient Greek τυλος (tylos) "protuberance, knob" + Greek σαυρος (sauros) "lizard") was a mosasaur, a large, predatory marine reptile closely related to modern monitor lizards and to snakes, from the Late Cretaceous.
Walking with Prehistoric Animals a documentary show on Apple TV was the sequel to Walking with Monsters: Life Before Dinosaurs, and a combination of walking with dinosaurs and Walking with Beasts.
