Tyrannosaurus is from the Greek word meaning Tyrant Lizard. It had a life span of around 30 years. Its arms were too short to reach its mouth. It lived in North America in river valleys and forests.
Triceratops lived in the late Cretaceous Period (around 65 million years ago). The Triceratops is one of the most easily recognizable dinosaurs due to its large body, unique frill and three horns. It needed its three horns to try and protect itself from the Tyrannosaurus Rex which lived during the same time period.
The Spinosaurus was larger than the Tyrannosaurus Rex and may have been the largest carnivorous (meat eating) dinosaur ever. Studies estimate that it was around 49 feet in length and weighed anywhere between 7 to 20 tons. The Spinosaurus featured distinctive spines which grew over 5 feet long.
Dilophosaurus dates back to around 200 million years ago, making it one of the first large meat-eating dinosaurs. It had two thin ridges that grew over each eye that were each about half as large as a dinner plate. It is not known what these ridges were used for. Some scientists believe that they were for attracting a mate, or as a sign of maturity.
The Brachiosaurus is a type of dinosaur known as a Sauropod, they are famous for reaching incredible sizes.The name Brachiosaurus comes from Greek words meaning 'arm' and 'lizard’. Brachiosaurus lived in North America.
The Eoraptor had a relatively small body in comparison to the other big dinosaurs. It had a thin body that was approximately one meter in length when fully developed, and weighed approximately 10 kilograms.