Can a human be a freemartin?įreemartins do not occur in humans, although women treated with male hormones to prevent miscarriage have been reported to deliver female babies that after puberty might have shown some secondary virile characteristics. This happens because early in embryonic development it’s common for the separate embryos to fuse and share the same blood supply. The infertile female twin is called a freemartin. When a set of twins is born and one is a bull calf and the other is a heifer calf, more than 90% of the time the female is infertile. martin.” Why is the heifer born a freemartin when she is a twin to a bull?
She was therefore “free” for fattening and slaughter at “martinmas”- a fall festival in honour of St. The term freemartin is said to have originated in england as it referred to a heifer that was not pregnant after the summer breeding season. Which exotic breed of cattle originated from Italy?
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