Namibia: The Second To Fourth Digit Ratio And Age At First Marriage In Semi-Nomadic People From ...

Namibia: The Second To Fourth Digit Ratio And Age At First Marriage In Semi-Nomadic People From Namibia Piotr Sorokowski, Agnieszka Sorokowska, Dariusz Danel, Mara L. Mberira, and Leszek Pokrywka, 2011   The second to fourth digit ratio (2D:4D) is used as a potential marker for prenatal androgen exposure. It is associated with many behavioral and biological variables, including fertility and sexual behavior. However, direct association between 2D:4D and reproductive success—in populations...

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