Jellyfish - Joyce Markovics - Bog

"Did you know that some jellyfish make their own light? This amazing ability is called bioluminescence. Some glow to attract mates, scare off predators, or find food. Look inside to learn all about bioluminescent jellyfish-and get ready for a glow show! This book includes a table of contents, glossary of key words, index, author biography, sidebars, and a feature about related glowing creatures"--