[caption id="" align="alignleft" width="270" caption="Image via Wikipedia"][/caption] There are many types of aggression in dogs and in order to be able to deal with the behavioral issue you need to identify the cause of the aggression. For example there are three main categories that the displays of agression can be classed into: Hunting instinct - all dogs have a natural instinct to hunt to provide themselves with food. It is a trait that was obviously very useful in the wild a...