Promiscuous mouse moms have sexy sons

By PBS Newshour
Wednesday, November 20, 2013 7:46 EDT
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Japanese clone mouse via AFP
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By: News Desk Male mouse pheromones released in urine attract female mice and increase the male’s chance of mating and producing offspring. In that way, mouse pheromones act much like a peacock’s tail to attract mates. Illustration by Sarah Bush/University…

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