|Origin:||North America (Utah, Wyoming, and Dinosaur Ridge, Colorado), western Europe, southern India, China, and southern Africa|
|Size:||26-30 feet long (8-9 m), about 9 feet tall (2.75 m)|
|Weight:||6,800 pounds (3100 kg)|
Stegosaurus had 17 bony plates that were embedded in its back.
Stegosaurus had a very tiny brain - it was only the size of a walnut.
Stegosaurus had spikes at the end of its flexible tail (these are called thagomizers).
Researchers believe that due to the nature of Stegosaurus legs, they had a maximum speed of around 7kph (5mph).