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AndyZuggle t1_j6kozxi wrote

Reply to comment by Cannie_Flippington 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 site has had the information up for a long time, at least a decade:

http://messybeast.com/genetics/hyb-lion-tiger.htm

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Cannie_Flippington t1_j6kpbs2 wrote

I'm talking 1980 to about 2003. So that wouldn't contradict this site hosting the information even for two decades.

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