Adjective
naturally producing light by organic means
Flashlight fishes are named for their large bioluminescent organs that are located beneath the eyes. The light they produce is used to attract prey, escape from predators, and to communicate!
In the Australian summer of 2008/2009, an unusually high concentration of this bioluminescent microorganism, turned the water a bright, glowing, ethereal blue.
Noun
part of a living form that is typically self-contained and performs a necessary function
Flashlight fishes are named for their large bioluminescent organs that are located beneath the eyes. The light they produce is used to attract prey, escape from predators, and to communicate!