Young readers will encounter the viperfish, that hunts with a blinking beacon to lead unsuspecting prey into its mouth; learn about the glowing fireworm, rising from the depths in a glowing cluster to search for a mate; discover how the bioluminescent vampire squid evades predators with its twinkling lights. Join author Donna B. McKinney and illustrator Daniella Ferretti on a thrilling journey to the mysterious, dark world of the deep sea, where fascinating creatures make their own light!