Irish wolfhound. This gentle giant was originally developed to hunt wolves in Ireland. The massive size of this dog leads him to enjoy the wide open spaces of the great outdoors.

Komondor. This mop head looking dog is considered an excellent sheep herding dog. Able to withstand the harsh Hungarian winters, the komondor is a strong dog that prefers the outdoor life.

Kuvasz. Similar to the Great Pyrenees, the Kuvasz is a large white dog used to herd and protect sheep. Originally from Tibet, this breed is considered more closely related to the Komondor than the Pyrenees.

Leonberger Leonbergers are gaining reputation all over the world as a wonderful companion dog. They can be expensive to obtain, and most breeders are careful about who they will sell to, but the right owner will have a most loyal and affectionate companion in a Leonberger.

Mastiff. This giant imposing dog can be rather intimidating. Previously used in dogfights and as a draft dog, the mastiff is a devoted and faithful family pet, willing to do whatever it takes to keep his family safe.

Neapolitan mastiff. Loyal and protective, the Neapolitan is a great guard dog. If properly socialized and trained, this dog can do well as part of the family.

Newfoundland. Originating in Newfoundland, it is easy to understand why this dog loves the water. A large and strong dog, the Newfie has been used to help fishermen, pull heavy carts and rescue people from a potential watery grave. Today the Newfie adores his family and still loves a nice swim in a lake.

Otterhound. As the name implies, this breed was used to hunt otters and has a natural love of water. Though no longer widely used to hunt otters, the otterhound is a wonderful family dog.

Presa CanarioThe Presa Canario, also known as the Canary Dog, is a massive, strong breed that is a natural guard dog and cattle herder. Not for the faint of heart, this dog has the potential to be a fearsome foe.

Rottweiler. Despite his current reputation, the Rottweiler was originally developed as a herding dog. His size and strength quickly led him to a more productive life as a protector and guardian.

Saint Bernard. No other dog has been as strongly linked to a barrel of whiskey as the Saint Bernard. Companions of Monks, the Saint Bernard has saved many people who have been lost or injured in the frigid Swiss Alps.

Scottish deerhound. Also a sighthound, the Scottish deerhound is not a common breed but has many admirers. Hailing from Scotland, this breed is an excellent hunter but prefers human companionship.