Text and detailed illustrations introduce the dinosaurs, from their evolving from reptiles called archosaurs (230 million years ago) to their extinction 65 million years ago.

Includes index.

What was a dinosaur? -- Before the dinosaurs -- The first dinosaurs -- Jurassic giants -- Dinosaurs of the golden age -- Lethal hunters -- Weird and wonderful -- Dinosaur babies -- Dinosaur defense -- Beneath the waves -- Up in the air -- The end of the dinosaurs -- Dinosaur fun.