Cannie_Flippington t1_j6klcmx wrote
Reply to comment by Yurekuu 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
Cows and humans gestate for the same length of time, oddly enough. But they do mature a lot faster...
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