The first estrus of a French Bulldog female dog is about 6-10 months after birth. The growth status, body structure and dog food of each dog are different, which will have a certain impact on the time of the first estrus. . Some dogs go into heat earlier, and some dogs don’t go into heat until they are 10 months old. This is normal. Most owners can just supplement their nutrition for slow-growing French Bulldogs.
After the French Bulldog reaches adulthood, it will go into estrus twice a year, usually once in spring from March to May, and again in autumn from September to November. The main symptoms of estrus are that the dog will become excited and restless, bark constantly, urinate frequently, have red mucus flowing out of the vulva, like to be close to male dogs, etc. Estrus lasts approximately 6-14 days.
When the French Bulldog is in heat, the owner should pay attention to supplementing the dog's nutrition. You can make complementary food for the dog, or you can buy high-quality nutritional paste and add it to the dog's food. During estrus, if you do not plan to breed your dog, it is best to put on menstrual pants for it, especially when going out. In addition to menstrual pants, it is best to put a leash on the dog.