Known for their aggressive personality, Pitbull Terriers were historically bred and raised as dangerous fighters.
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Mastiffs
A popular breed, Mastiffs are big and can be intimidating to many. These dogs are high-maintenance and can get aggressive and cranky if ignored.
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American Staffordshire Terrier
These are strong and intelligent dogs which can have aggressive tendencies and require responsible and patient owners.
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Rottweiler
Rottweilers are a famous choice when looking for protective dogs as Rottweilers are known to be aggressive towards strangers and can be deadly.
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South Russian Shepherd
This big breed is known to be independent and active. They get bored easily and if not stimulated properly can get aggressive towards other dogs and strangers.
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American Bulldog
Known for their rough play and dominant behaviour, American bulldogs sometimes can get a little aggressive and out of hand if not handled properly.
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Central Asian Shepherd Dog
Central Asian Shepherd Dogs have protective traits as they were historically bred to be livestock dogs. They can get territorial which makes them aggressive.