Introduction
Historically, dogs have played critical roles in the life of human beings. Since ancient times, these animals have been man’s best friend in almost all dimensions of his life. In warfare, for example, this unique animals have been used as sentries, scouts, trackers and in some cases war soldiers. Even though there exists substantial variation in the utilization of these dogs throughout history (from sports, hunting, messengers and war), dogs still continue to play significant roles in the life of their masters. Historical data reveals that ancient empires used dogs in their medieval battles. Great empires such as ...