Is your dog’s excessive barking driving your neighbours nuts? Dogs bark for a variety of reasons. Dogs don't bark just because they can (though it might seem that way at times). They don't bark just to annoy you and your neighbours, nor do they bark for spite or revenge. Certain dog breeds have a tendency to bark more than others. In fact, some types of dogs were actually bred to be barkers. This may be so they could alert people about danger, protect homes, or even scare pre