World-renowned dinosaur illustrator and researcher Gregory Paul provides comprehensive visual and textual coverage of the great Mesozoic animals that gave rise to the living dinosaurs, the birds. Paul presents thorough descriptions of more than 735 dinosaur species and features more than 600 color and black-and-white images, including unique skeletal drawings, "life" studies, and scenic views.

"Unearth a treasure trove of knowledge about the rocks and minerals beneath our feet--from their formation to collecting them. Make identification easy and accurate with this compact visual guide, packed with photographs and details on formation, distinguishing features, and much more. Over 600 high-quality photographs capture the unique characteristics, colors, and attributes of more than 500 rocks and minerals. Each specimen's entry includes annotated...

Describes different kinds of trees and how to identify them, and presents the many parts of a tree, both inside and out.

This book shows how to identify rocks, minerals, and fossils from around the world.

Presents a reference guide to over seven hundred species of trees, providing introductory essays along with individual entries on habitat, range, and descriptions of leaves, fruits, and flowers.