Dinosaur defenders

 

Stegosaurus 

Stegosaurus was a 9-meter long herbivore that lived in the late Jurassic period (150 million years ago, the same time as Allosaurus).

The razor-sharp spikes at the end of its tail were called thagomizers.

Euoplocephalus 

 This 7-meter long ankylosaur lived in North America in the Cretaceous period.

Its armor protected its self from predators like Gorgosaurus.

Styracosaurus 

This 6-meter long ceratopsian had many horns on its frill.

it ate plants.