Now our Earth is a planet of people, in the neighborhood of which hundreds of thousands of species of living beings live. And 200 million years ago, dinosaurs reigned supreme on our planet. We imagine them as huge and ferocious predators, but it turns out that many of them were herbivores. Although, despite this, they could stand up for themselves in a severe battle for life.The most famous paleontologists from the University of Cambridge worked on the creation of this encyclopedia, and the best artists spent a lot of time and effort on creating impressive, maximally authentic depictions of dinosaurs and the world they inhabited. What were their true sizes and mental abilities, what they ate, how and who they hunted and why they eventually died out, where their remains are found and how scientists work to study them - this encyclopedia will answer these and thousands more questions, read which will be interesting for both children and adults.