From slow, plant-eating giants to fierce scavengers and hunters, dinosaurs dominated the land for over 160 million years.
Dr Paul Barrett, Natural History Museum dinosaur researcher, has examined the evidence for how 5 of the most popular dinosaurs lived.
Follow the links to find out more and see the stunning 3D models of each dinosaur.
This slow-moving plant-eater used spikes on its tail to fend off would-be predators. The jury is still out on what the spiny plates on its back were used for.
An infamous meat-eating predator. Look at the evidence as to whether Tyrannosaurus hunted in packs or alone.
A cast of a Diplodocus skeleton takes pride of place in the Museum's Hintze Hall. What did this giant look like and how did it hold its enormous neck?
This small meat-eater was one of the earliest dinosaurs. It was fast and agile and would have fed on animals like small reptiles and insects.
Dr Paul Barrett is a dinosaur researcher in the Museum's Palaeontology Department. He is the author of National Geographic Dinosaurs and is a regular contributor to books, journals and magazines.
A video of Paul talking about the dinosaur Scelidosaurus