Looking different 'helps animals to survive'
Thursday, July 23, 2009 - 09:42
in Biology & Nature
In the animal kingdom, everything is not as it seems. Individuals of the same species can look very different from each other -- what biologists term 'polymorphism.' Sometimes the number of distinct visible forms -- 'exuberant polymorphisms' -- in a single animal population can reach double figures. But why?