Testosterone is powerful. Affects behavior, pre- & post-natally. But gender-atypical girls are GIRLS. We used to know this, pre-trans-trend.https://twitter.com/SteveStuWill/status/893424050718089216 …
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Have seen chimp studies. Here's a vervet one. http://www.ehbonline.org/article/S1090-5138(02)00107-1/abstract …pic.twitter.com/XbZ9a4Ji7B
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