American Pitbull Terrier Breed Standard Akc. However, they are only recognized by the united kennel club (ukc) and not the american kennel club (akc). This is an akc and ukc recognized breed which is more commonly known as amstaff.

The breed was recognized by the akc in 1936. As the breed moved to america the names pitdog and pitbull terrier. Kirby of indiana was one of the earliest akc champion american staffordshire terrier.

American Staffordshire Terrier Vs Pitbull Terrier. In general, the amstaff and other pitbull dogs are friendly and affectionate. They also shed quite a lot during their lives.

The pit bull is not a breed of dog, as such, but the name of a group of dogs, american pit bull terrier, the american staffordshire terrier, american bully, staffordshire bull terrier, and some groups include the american bulldog. Below are a few quick comparisons between the two breeds. Although american staffordshire terrier and pitbulls normally have a similar lifespan, an amstaff might, on average, live a bit longer.