Travel back to the days of raging raptors and the terrifying Tyrannosaurus rex, when dinosaurs ruled the earth. Plus, see some of the world's creepiest creatures such as spiders, ants, dung beetles, and more.

It's 82 million years ago. Tyrannosaurus rex rules the land. But T. rex is not the fiercest predator alive. To find the giant killer carnivores, you must take your life in your hands and join a family of dolphinlike reptiles called Dolichorynchops ("dolly" for short) as they venture deep into the realm of Sea Monsters. A young female sea dolly is born in the shallow waters of a prehistoric Kansas Mesozoic-era lake and learns to survive after encountering...

What was that? That's the roaring burp of a bullfrog! See that? That's the slick, shiny skin of colorful little rainforest frogs! Alive with froggy facts, this book has the coolest photos to bring kids deep into the swampy world of our amphibian amigos.

Learn about penguins and how they live.

Toot takes skydiving classes. In the plane, Toot is afraid. But he remembers his friend Puddles' words that you never know what you can do until you try.

Describes different types of trucks.

Describes the different types of dolphins, where they live, what they eat, etc.

Profiles several different animals from around the world that live in different habitats.

Introduces sperm whales, including their different body parts, how they travel in groups, what they eat, and how they care for their young.