"About 250 million years ago, the first dinosaurs began to roam Earth. Join your friendly prehistoric fish-guide on an adventure through the Triassic and Jurassic eras--thrilling chapters in the story of evolution"--
"After the dinosaurs disappeared, a new form of life began to thrive on Earth. This final book in the series traces the emergence of mammals, from woolly mammoths to killer pigs to humans."--
"About 145 million years ago, a new--and final--era began in the reign of dinosaurs. Join your friendly prehistoric fish-guide on a tour of the Cretaceous period, from the heyday of dinosaurs to their extinction."--
"More than three billion years ago, life began on Earth. Join your friendly prehistoric fish-guide on an adventure through the Precambrian, Devonian, Carboniferous, and Permian chapter's of the incredible story of evolution."--