In scientific research, xylazine is a component of the most common anesthetic, ketamine-xylazine, which is used in rats, mice, hamster, and guinea pigs. The accounts of the actions and uses of xylazine in animals were reported as early as the late 1960s and early 1970s.
The Pekingese (also known as the Lion Dog, Peking Lion Dog, Pelchie Dog, or Peke) is an ancient breed of toy dog, originating in China.rs Flander's Mai Mai weighed only a little over 4 pounds and many other breeders had bred true miniatures of a similar size. He noted that miniatures may appear in a litter bred from full-sized Pekingese and were exhibited in classes for dogs less than 7 pounds at the major dog shows in Britain.
Shih Tzu means lion in Chinese, and the breed is still known as the lion dog. They were favorite pets of the Ming Dynasty, but after China's communist revolution breeding virtually ceased. Your Shih Tzu descends from one of 14 dogs imported to England, where a breeding program began in the 1930s.hih Tzus are famous for their luxurious coats. On the flip side, don't get a Shih Tzu if you don't like grooming or bathing your dog or taking him for grooming. It's part of the deal with this breed.