Stop Excessive Barking Today http://www.4leggedfun.com/blog/stop-excessive-b... Many dogs bark for different reasons. Below are some of the most popular reasons that can become excessive. To express their needs (being bossy). Some dogs are bred to bark (some terriers and hounds). They are staking out their territory. To alert other members of their pack (that’s you and your family) of impending danger. When playing, just through sheer excitement.