Pit bull dogs are the most dangerous and aggressive breed. Its weight is between 16 to 30 kg.
Rot velor
Dogs of this species are powerful and also capable of biting very fast. Its weight is between 35 to 48 kg.
German shepherd
Among police dogs, the German Shepherd is one of the 10 most dangerous dogs in the world. They weigh between 30 and 40 kg. It has been banned in many countries.
Doberman pinscher
Dogs of Daberman Pinscher species are police dogs, common people have also started keeping it in homes, their weight is between 34 to 45 kg.
Bullmastiff
Bullmastiff is an aggressive dog with very long legs. The weight of dogs of this species is between 55 and 60 kg.