Female zebra finches improve their sons' sex-appeal through nurture in the nest, leading researchers to suggest that genetic superiority is not a factor in their selection of 'extramarital' partners.
Source: http://www.cosmosmagazine.com/news/4788/mothers-nurture-increases-male-sex-appeal
April Scott Arielle Kebbel Ashanti Ashlee Simpson Ashley Greene Ashley Olsen Ashley Scott
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