How 'secondary' sex characters can drive the origin of species

The ostentatious, sometimes bizarre qualities that improve a creature's chances of finding a mate may also drive the reproductive separation of populations and the evolution of new species, say two Indiana University Bloomington biologists.

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<p><a href="http://www.physorg.com/news138883583.html">How 'secondary' sex characters can drive the origin of species</a></p> <p>The ostentatious, sometimes bizarre qualities that improve a creature's chances of finding a mate may also drive the reproductive separation of populations and the evolution of new species, say two Indiana University Bloomington biologists.</p>