0 light created by the body of a living creature, for example by some sea creatures and insects such as fireflies:
The submersible passed through a storm of bioluminescence produced by marine creatures.
The phenomenon of bioluminescence can be found in some bacteria, fungi, algae, in many marine organisms, and some terrestrial organisms such as fireflies.
I have experienced bioluminescence in the Caribbean one time when I was swimming with my daughter.
When I picked the worm up, using forceps, it emitted a blue glow of bioluminescence along the length of its body.