Babban halayen halayen Pit Bull Terrier na Amurka shine haɗuwa da ƙarfin hali, iyaka akan cikakkiyar rashin tsoro, ladabi, da kyakkyawar niyya ga mutane.
A bayyanar, waɗannan karnuka suna da kyau, amma dangane da 'yan uwa da sauran mutane, abokai ne masu tawali'u da ƙauna.