For centuries, the beauty of fireflies has evoked wonder and delight. Yet for most of us, fireflies remain shrouded in mystery: How do fireflies make their light? What are they saying with their flashing? And what do fireflies look for in a mate? Sara Lewis dives into the fascinating world of fireflies and reveals the most up-to-date discoveries about these beloved insects. Surveying the nearly 2,000 species worldwide, this beautifully illustrated and accessible book uncovers the remarkable stories of birth, courtship, romance, sex, deceit, poison, and death among fireflies.