Your dog might have injured his penis while humping that is an built in behavior in dogs. Dogs try to hump trees, pillows, and even male dogs. Male dogs also hump to show their dominance over other dogs. This results in humping a male dog. Sometimes, humping behavior is triggered by genital irritation or infection.
Bleeding from penis of your dog may lead to infection, so, it is necessary to take him to vet for on time treatment. Pay a visit to vet for this purpose.
Bleeding from penis of your dog may lead to infection, so, it is necessary to take him to vet for on time treatment. Pay a visit to vet for this purpose.