Stegosaurus Pronunciation: steg-oh-SORE-us Meaning: Plate Lizard Size: 15 feet/4.5 meters long, 3 tons Image By: Isaac T Valdez
The sharp spikes of the Stegosaurus tail were its best defensive weapon. The extra space in the hip of Stegosaurus was most likely a place for fat storage, similar to the hump of a camel.