First French bulldog with sex reversal identified in Spain

Tana, a female French bulldog, was brought to a veterinary centre for her first vaccination. Specialists there were alerted by the size of her clitoris, which was "larger than normal", and they started to carry out tests. These revealed the first ever genetic alteration ever detected in the reproductive system of this breed – the female puppy had cryptorchid testicles (outside the scrotum).

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