Pitbulls, comprising 6% of the U.S. dog population, caused 71% of 2016 fatalities due to their historical breeding for aggression, originally to tackle large animals and later for dog fighting.
Rottweilers ranked second in 2016 harm due to their muscular history, protective roles, and potential for aggression with inadequate training
Like Rottweilers, American Bulldogs' muscular build and working dog history, including tasks like restraining boar and cattle, can lead to harm if not properly trained.
Doberman Pinschers, with distinctive features and guard dog breeding, can display aggressive tendencies due to their protective nature when not appropriately trained.
Bullmastiffs, known for being devoted and protective, can cause severe damage in attacks due to their size; responsible for a small portion of fatal incidents, their rarity still highlights their potential danger.
Boxers possess strong physical traits and protective instincts that, if not properly managed through training and socialization, can lead to potential danger.
Known for their strong-willed nature, they can exhibit aggression if not properly handled.
Bred as sled dogs, they have a strong prey drive and may not get along with small animals.
Used as guard dogs and hunters, they can be aggressive if not trained and socialized extensively.