Zombie Makers: True Stories of Nature's Undead

Kay's Anatomy: A Complete (and Completely Disgusting) Guide to the Human Body

Your Digestive System

The Case of the Vanishing Honeybees: A Scientific Mystery

Your Muscular System

Your Respiratory System

Tyrannosaurus Rex

A Walk in the Desert, 2nd Edition

Asiatic Lion vs. Bengal Tiger

A Walk in the Boreal Forest, 2nd Edition

Your Nervous System

Masters of Disguise: Amazing Animal Tricksters

Snowy Owl Invasion!: Tracking an Unusual Migration

A Walk in the Rain Forest, 2nd Edition

Skunks

A Walk in the Deciduous Forest, 2nd Edition

Your Circulatory System

A Walk in the Tundra, 2nd Edition

The Octopus Scientists

Journey into the Deep: Discovering New Ocean Creatures