Squid’s Built-In Light to Inspire New Gadgets?

A nocturnal squid that cruises the ocean around Hawaii for prey and mates uses a built-in flashlight to hide its shadow from predatory fish on the seafloor.

The unique light organ found in the Hawaiian bobtail squid (Euprymma scolopes) is composed of stacks of silvery reflector plates called reflectins that surround colonies of luminescent, symbiotic bacteria.