Most people know what a frog looks like on the outside, but what goes on inside its body? With the help of this ingenious book, inquisitive readers will learn all about the internal features of frogs and other amphibians. Colorful diagrams show readers what the insides of animals such as newts, salamanders, and toads look like. Simple labels and captions help readers understand key functions of the different parts of the amphibians' bodies. Vibrant illustrations paired with accessible text support the understanding of key concepts in this exciting must-have book for young animal lovers.