If a male dog has copulated with a female in heat and no pregnancy has occurred, one of the reasons may be that the male dog was introduced at the wrong time. A successful pregnancy will only occur if the sperm was able to fertilize the female's eggs. The sperm of a dog is vital for 9 days after ejaculation. 16 сент. 2017 г.
What would cause a female dog not to get pregnant?
Infertility in female dogs is most commonly the result of improper breed management or male infertility, but can be the result of something more serious, such as ovarian cysts or tumors, hormonal problems, and infectious diseases.
Can a dog get pregnant on the first mate?
A female dog can be impregnated when mating with a male as long as they are both sexually fertile, which will usually happen by the time they are one year old.
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