Biolumineszenz – English translation

bioluminescence The production of light of various colors by living organisms (e.g. some bacteria and fungi, glow-worms and many marine animals). Luminescence is produced by a biochemical reaction, which is catalyzed by an enzyme. In some animals the light is used as a mating signal; in others it may be a protective device. In deep-sea forms luminous organs may serve as lanterns