chantillylace9 t1_j6mqpl7 wrote
Reply to comment by gwaydms 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
This is both better and worse than I had imagined. I sure hope this isn’t very common. And I’m even more glad that doesn’t happen with human twins
Viewing a single comment thread. View all comments