The Gila monster is the largest lizard in the united States. It is one of the few lizards in the world that has venom in its bite. Find out more in Gila Monster, one of the titles in the Animals of the Desert series. Each book in this series showcases one of the world's most fascinating desert-dwelling animals. Readers will learn about the animal's physical features, diet, and desert adaptations, as well as the challenges it faces. Animals of the Desert is a series of AV2 media enhanced books. A unique book code printed on page 2 unlocks your interactive eBook. These books come alive with video, audio, weblinks, siideshows, activities, and much more.