Bullmastiffs make good family pets if taught consistently. However, they weigh 130 pounds and are ferocious.
As the favourite lapdog of several Chinese emperors, Shih Tzus have a deep historical link with royalty.
They do not enjoy being alone for extended periods and can become destructive if left alone for too long.
As long as you can overcome its intransigence during training sessions, a mastiff dog is usually peaceful and devoted to its family.
Pekingese are notoriously independent, obstinate, and challenging to teach. Additionally, this breed can be considered aloof towards strangers.
Bloodhounds are "sleuth seekers" and follow their noses, which can make obedience training difficult.
Early obedience training can prevent borzois from chasing game. Early training helps the borzoi around people and animals.
Chow Chows are extremely devoted, yet can be obstinate. They require frequent and early repetition.
Early socialization and training can benefit Bulldogs as well. They are persistent chewers who enjoy tug-of-war.
Basenjis will act according to their whims. They are voracious chewers who will consume everything left on the floor.
The Afghan hound is tough to teach because of its independent nature. They were initially bred to be predators.