The two dogs have different breeds. Specifically, terriers are small hunting dogs, mostly used to help humans work and raise; ordinary dogs include a variety of dog breeds, ranging in size, and are mostly used for home breeding; terriers Although they are small in size, their reaction speed is much higher than that of ordinary dogs. In terms of personality, terriers are wilder and do not like to be controlled, while ordinary dogs have a more honest personality and can get along better with humans.