It's in his smell

A female moth selects a mate based on the scent of his pheromones. An analysis of the pheromones used by the European Corn Borer (ECB, Ostrinia nubilalis), featured in the open access journal BMC Biology, shows that females can discern a male's ancestry, age and possibly reproductive fitness from the chemical cocktail he exudes.

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<p><a href="http://www.physorg.com/news155283044.html">It's in his smell</a></p> <p>A female moth selects a mate based on the scent of his pheromones. An analysis of the pheromones used by the European Corn Borer (ECB, <I>Ostrinia nubilalis</I>), featured in the open access journal <I>BMC Biology</I>, shows that females can discern a male's ancestry, age and possibly reproductive fitness from the chemical cocktail he exudes.</p>