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First link found between latitude and sex of babies – environment – 01 April 2009 – New Scientist

March 31, 2009

When women in poor countries have many children, for example, they tend to have fewer males because boys are more likely than girls to be miscarried, and are more likely to die in childhood than girls. So in a resource-poor setting, it makes sense for women to invest what energy they do have into producing girls.

via First link found between latitude and sex of babies – environment – 01 April 2009 – New Scientist.

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