Friday, April 18, 2008

Inbred males' scent gives them away

Inbred males' scent gives them away:

"The researchers found that female mice chose to associate with males producing a greater diversity of major urinary proteins (MUPs), even when all else was held equal. An earlier study by the same team had shown that wild mice also rely on MUPs to recognize and avoid mating with their close relatives."

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