In open water, there is often no place to hide. Some sharks have overcome this problem by making themselves invisible to both prey and predators, according to a new study.

Light trickery permits the optical illusion, described in the current issue of the Journal of Experimental Marine Biology and Ecology. The findings represent the first experimental tests of shark luminescence.

Lead author Julien Claes explained to Discovery News that about 50 different shark species, or more than 10 percent of all known sharks, are luminous. This means they can produce and emit light from their bodies.

Full Article @ Discovery.com

I was trying to find a funny picture to post along with this article and I couldn’t make up my mind between these two.