Keeping a dog as a pet is quite common in the world. Various types of dog breeds having different physical or behavioral traits are used as a pet. This video unveils the top 5 most dangerous dogs in the world that can harm you or either can be used for security purposes after training. Pitbull, Rottweiler, Doberman, Wolf Dog and Boxer are included in the aggressive dogs breed. These deadliest breeds are banned in many countries due to their aggressive behavior towards humans. Get the complete information about these dangerous dogs in the video.