LENGTH: 58ft (18m) HEIGHT: 16ft (5m) WEIGHT: 25 Tons
TEETH: Unknown DIET: Herbivore (plants) ERA: Mid Jurassic
When the Cetiosaurus was first discovered, the fossil was believed to be a marine animal and its name reflects this. Its vertebrae are not hollow like other dinosaurs, however solid, increasing its weight. Scientists believe that the Cetiosaurus traveled in herds. This dinosaur lived about 170 million years ago!