Siphonophores are unusual animals made up of individual organisms called "zooids," which each have a distinct function — ...

Bioluminescence from M. crocata mycelium culture . Credit: Baggenstos/Rudolf Glowing mushrooms are often associated with tropical environments, but they can also be found in Switzerland.

Initially, bioluminescence may have evolved to reduce free radicals —chemically unstable atoms that can damage cells. However, at some point, it evolved into a form of communication.

What time is best to see bioluminescence in Florida? The bioluminescence season starts in the spring, but it begins to peak around July to September or early October, Widder told TCPalm.