American Bulldogs also successfully compete in several dog sports such as dog obedience, Schutzhund, French Ring, Mondioring, Iron Dog competition and weight pulling. They are also exhibited in conformation shows in the UKC, NKC, ABA, ABRA, EKC and the SACBR. The AKC added the American Bulldog to the FSS on November 11, 2019. Appearance. An American Bulldog; the typical mandibular prognathism is evident. The American Bulldog is a stocky, well built, strong-looking dog, with a large head and ...