Dogs are, without any doubt, animals. They can be rather unpredictable. Avoid the following six dog breeds if you do not want to suffer.

1. American Bulldog

This breed is very confident. It is also muscular and much heavier than others. The dog is also known to be too stubborn.

2. American Bandogge

This species of dogs is grown for fighting. They are strong and have a wild nature. An American Bandogge is not recommended for keeping at home.