jaw-locking

A representation of aggressive behaviour in fish, usually occuring between two males. They catch each-other by the jaws and pull, which can result in serious abrasions on the skin around the mouth and lips, and also jaw dislocation.

Referencia

Coad, Brian & D.E. McAllister. 2007. "Dictionary of Ichtyology". Brian W. Coad. Retrieved on June 21, 2014, from:http://www.briancoad.com/Dictionary/Complete%20Dictionary.htm - (ffm06223)