The Angler Fish

Scientists discovered that this parasite-like growth in Angler fish is the male Angler fish. It is said that the main role of male angler fish is to look for a female angler fish and bite them. In due time that the female is ready to impregnate, the male provides sperm on the spot.


Source: http://remarkablyinterestingthings.blogspot.com/2014/05/most-outrageous-ocean-creatures-angler.html