29> Belgian Shepherd Dog (Tervuren): The breed is easy to train. That coupled to its intelligence makes the Tervuren the preferred dog for police duty in Belgium. They are always alert and full of energy, all of which comes in handy towards discharging a variety of tasks. Those include guarding, herding, police work, retrieving, search and rescue, and tracking. These apart, the Tervurens are also known for their agility besides being proficient in competitive obedience and schutzhund as well.