The world is full of odd-looking animals. This exciting series introduces readers to six of these fascinating creatures. Each book describes an animal's habitat and life cycle, along with some of the animal's weirdest features and behaviors. Each book also includes colorful images, a table of contents, fast facts, sidebars, comprehension questions, a glossary, an index, and a list of resources for further reading. Apex books have low reading levels (grades 2-3) but are designed for older students, with interest levels of grades 3-7.