This head shows how big Akitas are, making them strong. Early socialization with family and friends will teach kids who's a playmate and who's an invader.
Appenzeller Sennenhunds are smaller than other big dogs on our list, but their agility and activity make them excellent guard dogs.
The medium-sized Aussie is courageous and gorgeous. These herding dogs thrive on ranches and rodeos and will do everything to control other animals, even children.
These massive Bulldog-Mastiff mixes are super-sized. They prefer homes with gated yards to prevent fights with other pets and humans. Because they're not meant for speed, bullmastiffs are terrific strolling dogs
Beautiful and affectionate, these canines have distinctive coat patterns and markings. Catahoula Leopard pups behave like adults at 10 months.
Don't overlook these enormous puppies' disarming fluffiness they know how to react to a danger to your home or family. If well-trained, Caucasian Shepherd dogs are kind and cautious around people
This strong retriever stands out with its wavy, weatherproof coat. The loyal and active attributes that make Golden Retrievers and labs great pets will remain.
Despite their elegant appearance, Dobermans are powerful, swift, and fearless, making them ideal home security dogs. To avoid a messy house, take lengthy walks with the lively breed.