Dogs howling is what is bad?

Dog barking represents the dog’s emotions, and then the dog howling may be: surrounded by companions with howling to contact, the dog is unhappy with the surrounding people or things to express dissatisfaction, the dog is happy or excited, the dog will howl when tethered to be dominated, so the dog howling is a normal phenomenon. If the dog howls incessantly and with poor spirit, vomiting and diarrhea does not exclude the possibility of illness, it is recommended to send to the doctor for examination. Dogs bored and want to get the owner’s attention, there will be howling phenomenon, and even run around the owner.