Born both ways: the alloparenting hypothesis for sexual fluidity in women.

Abstract

Given the primacy of reproduction, same-sex sexual behavior poses an evolutionary puzzle. Why would selection fashion motivational mechanisms to engage in sexual behaviors with members of the same sex? We propose the alloparenting hypothesis, which posits that sexual fluidity in women is a contingent adaptation that increased ancestral women's ability to… (More)

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@article{Kuhle2013BornBW, title={Born both ways: the alloparenting hypothesis for sexual fluidity in women.}, author={Barry X. Kuhle and Sarah Radtke}, journal={Evolutionary psychology : an international journal of evolutionary approaches to psychology and behavior}, year={2013}, volume={11 2}, pages={304-23} }