This Is the Most Aggressive Dog Breed, New Study Says Best Life

Publish date: 2024-09-30

Every dog owner thinks their dog is the best pooch on earth—not unlike how most parents feel about their children. The truth, however, is slightly more complicated than what owners and parents often see through rose-colored glasses. Just like humans, dogs have personalities, and some of them tend to be more gentle and mild-mannered, while others are more prone to aggression. And according to a May 2021 study out of Finland published in Scientific Reports, when in comes to the influence of several factors, such as size, sex, owner, and environment, kind of canine is the most aggressive dog breed of them all.

According to the study's researchers: "We aimed to identify demographic and environmental factors associated with aggressive behavior toward people in Finnish purebred pet dogs." To accomplish this, they collected behavioral data from 13,715 dogs via online questionnaires completed by their owners. They then used a dataset of 9,270 dogs, including 1,791 dogs with frequent aggressive behavior toward people and 7,479 dogs without aggressive behavior toward people, to determine which breed was most prone to aggression. Read on for the full results and see if your dog made the list.