When does a female dog start going into heat?

Many dog ​​owners raise female dogs, so do you know when female dogs start to go into heat?

Compared with male dogs in heat, female dogs develop and mature earlier. Many female dogs begin to show signs of estrus at 6 months of age. By the time they are 8 to 10 months old, female dogs are basically sexually mature.

1. Female dogs go into estrus twice a year, mostly in spring (February to April) and autumn (September to November). The best breeding for female dogs should not be earlier than 1.5 years old;

2. Generally speaking, the process from the last estrus period to the next estrus period for a female dog is called the sexual cycle, which lasts about 126 to 240 days;

3. The estrus period of female dogs often lasts for 14 to 21 days. Generally, female dogs ovulate on the 3rd or 4th day after estrus, and the gestation period is about 60 days (58 to 63 days);

Warm reminder:

Generally speaking, medium and large dogs mature later, such as golden retrievers, Samoyeds, etc.; while small dogs mature earlier, such as Pomeranians and Poodles.