Why do dogs howl before they die? This is the last time to say goodbye to their masters

Dogs howl before they die because of pain Dogs can know the state of their bodies, before they are dying, they will think that they can no longer see their beloved master, no longer be with their master, the dog will feel their own pain. If the dog is dying from a disease, the howling before death may be caused by pain. In this case, it is recommended that the dog be given painkillers to let the dog die peacefully. If the dog is a physiological death, the dog appears before death has been barking, may belong to the return of light, representing that there is no way to save back. Dogs dying before the behavior will appear