DaFranker comments on The Gift We Give To Tomorrow - Less Wrong

44 Post author: Eliezer_Yudkowsky 17 July 2008 06:07AM

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Comment author: Tim_Tyler 18 July 2008 05:43:00PM 0 points [-]

Singing voices are markedly sexually dimorphic. As though the males were signalling size, while the females were signalling youth. The utility of this in multi-part harmony singing may be incidental, though.