CACAdmin
Mar 9th 2010, 10:02 AM
While we may look at 2 fish who to our naked eye appear identical, fish can recognize members of their own species simply by the pattern of UV light on their faces. (I guess one could call it their version of facial recognition... and unlike humans, they don't need computer software to do it. :laugh: )
Story here (http://www.sciencedaily.com/releases/2010/02/100225122653.htm).
Story here (http://www.sciencedaily.com/releases/2010/02/100225122653.htm).