Dogs can be bred when they are in estrus as adults. Dogs begin to mature sexually when they are six to eight months old, but it is best to do so during the second estrus, which is the first estrus. Don’t get pregnant until one and a half years old, because the dog’s body organs will gradually mature after 12 months, so getting the dog pregnant at this time will put less burden on the dog’s body.

Symptoms of a female dog after pregnancy:

1. A female dog will be very emotionally sensitive after pregnancy and will appear defensive when someone approaches. Even when facing the owner, the female dog will be on guard. The female dog's character will become more irritable, her mood will be unstable, and she may become very vicious.

2. During pregnancy, female dogs become reluctant to move and prefer to sleep. Their reactions will be less sensitive than before and become slower. The owner still needs to take the dog out for activities, because exercise can prevent dystocia. The owner should take the dog outdoors to a place with few people for appropriate physical exercise.

3. When pregnant female dogs sleep, they usually choose to sleep on their sides or on their backs, and their usual walks are not as brisk as before, especially for dogs that are usually more active.

4. Female dogs will experience hormonal disorders in their bodies after pregnancy, which are mainly manifested in loss of appetite, anorexia, vomiting, etc. in their diet, and their breasts will become red and enlarged.
5. After a month of pregnancy, the dog’s belly will bulge significantly. The owner should not give medicine randomly thinking that it is infected with parasites. At this time, the appetite will also increase greatly, and there may even be fetal movements, so the owner should be careful. of feeding.