The Boer Boel, also known as the South African Mastiff is a very large and confident breed. The good news is that these dogs are wary of strangers which makes them great guard dogs and great around children. Of course, proper training and socialization are necessary due to their defensive nature.
Don’t be intimidated by their size though, they are usually very playful and affectionate with their family.
20. Saint Bernard
Originally, the Saint Bernard was the breed used to guard the grounds of Switzerland’s Hospice Saint Bernard as well as helping to find and save those who became lost and injured during their travels.
In today’s day in age, the Saint Bernard makes a great family pet and isn’t known to have much aggression at all. Their only downfall is their size and weight which can cause serious injuries to people.
21. Basenji
You may not believe it due to its size, but the Basenji is actually a hunting dog. They may not be dangerous to many because of their strength and size, but they can give you a nasty bite.
They are known to be hard to train and most owners will say they find their Basenji to be completely unpredictable even with proper training. Unpredictable dogs can be very dangerous, so it’s best to leave the headstrong Basenji to the experienced owners.
23. American Bulldog
The American Bulldog is a breed that is known to be courageous and fearless. They can be aggressive at times when they feel they are being threatened.
Surprisingly, this breed is very friendly and sociable even though they were initially meant for hunting large animals such as bears. Because of their muscular build and confident, headstrong nature, the American Bulldog may be difficult to train, and can often cause damage if they’re not careful.
24. American Bandogge
The American Bandogge is a mix between a Neapolitan Mastiff and a Pit Bull Terrier. They having something called British canine temperament which means they have a high stimulus threshold and pack mentality.
If these dogs are raised and trained properly, they are more than trustworthy with children, something like a babysitter. On the flip side, this dog is often bred for fighting purposes which will make them highly aggressive.