==== Bioluminous ====

molluscs and marine bacteria

"Pliny spoke of luminescence in the mouths of people who ate Pholas, the rock-boring shell-fish, and of such importance is this phenomenon that it is even said to have gained the first king of Scotland his throne." 
  * https://en.wikipedia.org/wiki/Pholas_dactylus (aka. boring-clam, piddock)
  * http://www.psychogeophysics.org/wiki/doku.php?id=piddock
 
"Species in this genus are the only freshwater bioluminescent molluscs in the world." https://en.wikipedia.org/wiki/Latia

"Groups of V. harveyi bacteria communicate via quorum sensing to coordinate the production of bioluminescense and virulence factors." https://en.wikipedia.org/wiki/Vibrio_harveyi
 
also [[bioluminescent fungi]]