Pitbulls are the most vicious dog breeds because of improper training and irresponsible breeding.
Without proper socialization and obedience training, Rottweiler is prone to aggression.
They are the most intelligent and versatile dogs, but their upbringing greatly influences their aggression.
If this dog breed is not adequately trained, they can be aggressive due to protective instinct.
Gentle giants with high protective instincts need to be trained and socialized properly.
These sled dogs are suitable for experienced owners because of their independent streak.
A combination of upbringing and training influences Alaskan malamute behavior.
Dobermans can be vicious due to a lack of training and socialization due to high protective instinct.