One of the most rewarding experiences in life is to have a dog for a pet. Besides offering unconditional love, a dog gives you a sense of security. As a matter of fact, dogs are protective in nature and that’s true for any other canine. They gladly land themselves into trouble if that means saving the life of the master. They are highly skilled in sensing a potential threat and therefore, can avert it by quickly plunging into action. This, however, is a skill that some dogs are better at than others. Here is a checklist for you to identify the superior performers in the lot.