For years science has known that O. Scyllarus communicate with one another by sending beams of polarized light from den to den along the coral reefs. But recently ScienceDaily reported that a team of researchers that included two students from the University of Miami Rosensteil School of Marine & Amotshperic Science were conducting studies of benthic acoustics using specialized equipment when they made a wonderful discovery. The team observed, or more accurately heard, Hemisquilla californiensis, the California mantis shrimp, communicating vocally by using rumbles. Full story inside.