Just The Facts : The most aggressive dog breeds are..
You would think that pitbulls and big doggies like that would be considered the most aggressive breeds, but apparently not. That being said, my best buddy in Edmonton has a pitbull and she's the sweetest pooch ever. I've always believed that it comes down to the owner, and not the breed. That all being said, here's what they say are the MOST aggressive breeds of doggos..