Easy-to-read text, bright, colorful design, and oversized, close-up photos bring readers into the wonderful world of fireflies! This book describes a firefly's body parts, eating habits, habitats, and defense mechanisms. Covered in detail is the firefly's life cycle, as the insect changes from egg to larva to pupa to adult. Readers will learn about the firefly's unique ability to light up the night sky. The book concludes with the contribution and importance of fireflies to the natural world. Labeled diagrams help readers understand a firefly's body parts and life cycle. Other features include a table of contents, fun facts throughout, a question-and-answer page, a glossary with phonetic spellings, and an index.