A guard dog is a dog used to guard against and watch for unwanted or unexpected people or animals. Some breeds who make excellent guards are the Doberman and the Rottweiler. These dogs are big and strong, suitable for a dog guardian. However, here's a unique story of a guard dog which is a ....Chihuahua!
Dog guardians are usually bulky and big , so chihuahuas have probably nothing to do with it. Well, wait untill you meet Charlie , a tiny Chihuahua who is a dog guardian and actually pretty good at it!