Do not underestimate these small guys. Their huge personalities can seem fierce because to their barking and boldness.
Chows are less social than most dogs. Their past of being eaten may have made them cautious. They also have hunting dog genes.
Dalmatians are lovely pets, but they can be temperamental. They used to protect carriages and horse riders from bandits and road animals.
Despite appearances, the charming cocker spaniel can make this list. These dogs are popular family pets due to their cute looks and silky ears.
These dogs have helped people for years, including working with hospice monks. A study examined Saint Bernards and other dog breeds for biting.
Dobermans are smart, robust, and flexible! They're loyal and protective, so people love them. Thus, they are popular guard and police dogs.
We normally think of huge dogs as the worst bitsers. Chihuahuas, those little pups, can be ferocious too. Despite their small stature, they are among the most aggressive dog breeds.