Top 10 aggressive dog breeds you should never own without training

Thinking of getting a dog? Consider the breed. Some dogs need serious training. Pit Bulls and Rottweilers can be tough. Dobermans and German Shepherds need firm owners. Belgian Malinois require constant activity. Cane Corsos are territorial. Akitas are aloof. Alaskan Malamutes are independent. Chow Chows are grumpy. Dogo Argentinos need experienced handlers. Training is key for these breeds.