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kweenllama t1_j6m65o2 wrote

Reply to comment by anarchyreigns in TIL When a cow has opposite sex twins, the female twin is usually born intersex and infertile. This happens because the twins blood supplies are linked, which exposes the female to male sex hormones. by awawe

Do you have a source for “pregnancy hormones cause gender disparity”? I don’t know if that’s true and I’d love to read about it

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