Shih Tzu Breeders – The Shih Tzu’s anscestors were very close genetically to wolves. According to legend, a Shih Tzu would sleep at the edge of the Chinese emperor’s bed as Tzus were almost extinct! In 1930, there were only 14 Shih Tzus left Shih Tzus do not shed as much as other breeds, but still need daily brushing to maintain their coat. Shih Tzus are strictly indoor dogs, but still need daily exercise. Shih Tzus are great with other dogs and people, but can be stubborn or slower to train. Shih Tzus do not do well hot humid weather. Shih Tzus live 12 to 16 years (some as long as 20).