1) THE WHOLE NATURAL WORLD is in the pages of these incredible pocket references - topics range from animals to weather to wildflowers. 2) ONLY FIELD GUIDES NOW SOLD IN THE TRADE MARKET FOR AGES 6-10. National Geographic Pocket Guides are younger and more user-friendly than Audubon's or Peterson's. 3) REVIEWED BY EDUCATIONAL CONSULTANTS and carefully researched to meet National Geographic's high standards for accuracy. 4) PHOTOGRAPHS AND ILLUSTRATIONS work together to give a full portrait of each entry in its natural habitat. 5) RANGE MAPS SHOW THE DISTRIBUTION throughout North America or the world 6) FIELD NOTES give fast answers and fascinating tidbits. 7) A NEW SERIES FROM NATIONAL GEOGRAPHIC, Pocket Guides will release in sets of four per season. 8) HANDY POCKET SIZE AND STURDY COVERS MAKE THESE GUIDES PERFECT FOR FIELD USE. 9) A RULER ON A SPECIAL BACK FLAP is a convenient tool when measuring specimens. A GLOSSARY, INDEX, and HOW-TO-USE section make for easy reference. 10) A backmatter section for notes and sketches is perfect for in the field observations. Which dinosaur's name means "terrible claw"? Could dinosaurs fly? Why did plant-eating dinosaurs swallow stones? For small, agile predators with dagger-like teeth to harmless plant eaters as tall as four-storey buildings, Dinosaurs brings these fascinating prehistoric creatures back to life in text and illustrations.