Bleeding from the dog's vagina may be caused by estrus, vaginitis, vaginal damage, etc. At this time, we pet owners need to pay special attention to the dog. In fact, the most common situation is that dogs are in estrus. During the period when dogs are in estrus, their blood will leak from the uterus to the vagina. This situation will last for 7-14 days, and they will have estrus twice a year. This is a comparison. normal physiological phenomena. If the dog's living environment is relatively harsh, their bacteria will enter the vagina. In severe cases, it will cause the dog to get vaginitis, which is a worse phenomenon.

Actually, we pet owners don’t need to worry too much about this situation. We just need to take the dog for a checkup. .