Presents an illustrated look at dinosaurs, as well as prehistoric life forms that preceded them, life forms that arose after their demise, and the fossils that allow us to know about them.

Describes Megalodon, an extinct shark that was more than fifty feet long and could swallow an object the size of a small car.

One hundred million years ago, the skies were filled with enormous flying reptiles! With wings spans up to nearly forty feet, pterosaurs were the dominant life form on earth. Learn more about these incredible creatures and the world they inhabited.

"Geronimo Stilton's ancient ancestor Geronimo Stiltonoot is back in another prehistoric adventure! It's the annual cavemouse sports competition! This year, Tiger Khan and his saber-toothed henchmen want to enter the games. They call a truce with the cavemice during the tournament...but when their flag goes missing, Tiger Khan is furious. Can Geronimo Stiltonoot track it down in time to keep his fur intact?" --

Still trying to stop the evil Dr. Kron-Tox, Andrew, his cousin Judy, Thudd the robot, and Beeper find Uncle Al in the Ice Age, where they encounter prehistoric animals, birds, and people.

Describes what is known of this prehistoric ancestor of the elephant, based on the preserved remains of mammoth bodies.

"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."--

Traces the research scientist co-author's explorations in Greece and the Gobi Desert for the origins of the mythical griffin, relating the story of the ancient Scythians and the griffins that were said to have guarded their treasure.

"The American mastodon thundered through the Ice Age. With its powerful tusks and large size, few predators challenged this prehistoric beast. Readers learn about this mighty plant eater from engaging text and bold illustrations reviewed by Smithsonian experts."--

Scrat's constant quest for an acorn causes a shift in the ice. Manny, Sid, and Diego end up stranded on an iceberg in the middle of the sea. A group of misfit pirates are determined to stop the trio from ever returning home.