Proestrus can last for a period of seven to thirteen days in dogs, depending on factors of health, breed, and size.
Yes.
until the female has giving birth
Yes as long as the larger dog is the female
It is a dog that has been desexed, through Castration. Either castration for a male dog or spaying for a female dog. The dog is then mixed gender, neither male nor female.
As long as it is not a female dog it is. Male dogs are called "Dogs". Female dogs are called "Bitches". See the related questions "What is a dog when it's not a dog?" and "Is my dog a dog?" for more information on these interesting questions.
Yes as long as the male dog is not fixed
6 months
That depends on her health.
It's a name for a female dog who is going through heat.
Female dogs go through a heat cycle, called estrus, every six months. She will have proestrus, or a bleeding cycle, before her true heat cycle during which she is very receptive to the advances of male dogs. This heat cycle lasts for several days up to three or four weeks. Some female dogs will undergo personality changes during this time, the most common changes being anxiety and irritability. This continues unless you spay your dog. Dogs do not have menopausal period.
There are too many reasons that your dog could be bleeding. How long after the surgery was it? The best thing is to take your dog back to the vet. Only the vet can tell you what is wrong.
No, I don't believe so. Heat is when ovulationoccurs female dog. No, I don't believe so. Heat is when ovulation occurs female dog. No, I don't believe so. Heat is when ovulation occurs female dog.