Get Natural Guard Dogs US. A guard dog or watchdog (not to be confused with an attack dog) is a dog used to guard property against, and watch for, unwanted or unexpected human or animal intruders. While lap dogs are adorable, they may not be the best choice when it comes to protection and originally bred to herd sheep, this large, intelligent dog breed is naturally protective and loyal.
Guardian breeds tend to be loyal, fearless, strong and watchful.
Like most guard dogs on this list, the fila brasileiros was developed to guard livestock. What is the best dog breed for cold climates, and more specifically what is the best guard dog breed for cold weathers! A big, old, protective guard dog is way more of a hassle than these criminals bargained for. Some dogs were bred to guard their home and family, while others have the potential to be excellent guard dogs because they're vigilant, intelligent and highly trainable.