Barking can be a normal means of communication for dogs. They may be alerting an owner to a stranger, danger, or simply playing. Barking may increase when any type of reinforcement is associated with it. For example, a barking dog that is fed as soon as ba rking starts will consider the food to be a reward and has learned to bark in order to obtain the food. Barking can provide a dog with a sense of satisfaction when any type of reward is obtained. However, incessant barking can be a part......