"Can you name the most poisonous snake on Earth? Can you tell the difference between a Komodo dragon and a crocodile? Meet some of the world's creepiest critters in this photo-packed book of reptilian monsters"--

"From a sloth that weighed more than 8000 pounds to a rhinoceros with a 6-foot horn, this book introduces readers to some prehistoric animals that were larger than life."--

"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."--

"From the megabeaver to the dwarf elephant, this book introduces readers to some prehistoric animals that might just be familiar."--