38 Dog Breeds With Highest Bite Risk Every Owner Should Understand

24. Bullmastiff

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The Bullmastiff represents a cross between a bulldog and a mastiff. They can reach 27 inches in height and weigh up to 100 pounds. In the 19th century, they were employed to deter poachers and raised as defenders. They may form strong bonds with owners but can become dangerous without proper socialization or training.