The Shih Tzu is a small dog breed known for its long, flowing coat and friendly demeanor. Originating from Tibet and developed in China, these dogs were bred as companion animals for royalty. They typically weigh between 9 to 16 pounds and stand about 9 to 10.5 inches tall. Shih Tzus are known for their affectionate nature and make excellent family pets. They are generally good with children and other animals. Regular grooming is essential due to their thick fur, and they require moderate exercise to stay healthy and happy.