The American Bulldog is a strong and powerful breed of dog that is known for its loyalty and courage. They are intelligent and eager to please, making them great family pets. They have a short coat that is easy to groom and maintain, and they are generally healthy and active. American
From Wikipedia
The American Bulldog is a large, muscular breed of mastiff-type dog. Their ancestors were brought to the British North American colonies where they worked on small farms and ranches.