Dinosaurs ruled the Earth for over 150 million years. Compared to the mere 4–6 million years that scientists believe humans and their earliest ancestors have been on the planet, it wouldn’t be ...

A sweeping narrative scientific history that tells the epic story of the dinosaurs, examining their origins, their habitats, their extinction, and their living legacy. Print run 75,000. "The dinosaurs ...

Dinosaurs evolved from a group of reptiles called archosaurs (“ruling reptiles”) around 240–250 million years ago. This was during the Triassic period. This branch of the tree of life gave rise to ...