When does a pug go into estrus? The first estrus of a female pug is about 6-8 months after birth. Some pugs develop late and do not have their first estrus until more than one and a half years old. This is also normal; they become adults. Later Pug dogs go into estrus twice a year, mostly once in spring from March to May and in autumn from September to November.

The first estrus of a female pug occurs around 6-8 months after birth, when the dog’s reproductive organs are basically fully developed. However, due to factors such as climate, environment and growth conditions, some dogs come into heat earlier, and it is normal for some dogs to not come into heat until 10-12 months after birth.

Usually adult pugs go into estrus twice a year, mostly once in spring from March to May and in autumn from September to November. When a female dog is in estrus, red mucus will flow out of her vagina, which is commonly known as "menstruation." The estrus lasts for about 21 days. At this time, the dog will have symptoms such as frequent urination, decreased appetite, like to run outside, and like to be close to male dogs.

During estrus, if you plan to breed your dog, you should pay attention to supplementing it with nutrients. You can give your dog some foods high in protein, calcium and vitamins, such as chicken breast, fish, cabbage, carrots and other foods. , cooked and chopped, added to dog food. If you don’t have time to make complementary food, you can also buy high-quality nutritional paste to feed your dog. If you do not plan to breed your dog, it is best to put on menstrual pants for it to prevent pregnancy and prevent bacterial invasion; if you take your dog out, you must pull the leash, because dogs in estrus tend to run around.