Dog have died and half are still alive, ranges from 10 to 13 years. Individual dogs may live well beyond the median of their breed. The breed with the shortest lifespan (among breeds for which there is a questionnaire survey with a reasonable sample size) is the Dogue de Bordeaux, with a median longevity of about 5.2 years, but several breeds, including Miniature Bull Terriers, Bloodhounds, and Irish Wolfhounds are nearly as short-lived, with median longevities of 6 to 7 years. The longest-lived breeds, including Toy Poodles, Japanese Spitz, Border Terriers, and Tibetan Spaniels, have median longevities of 14 to 15
Toy Manchester Terrier Tan) has also declined, to the point where it is listed by the Kennel Club as being in danger of extinction. In order to rescue the breed, the Kennel Club has opened the stud book to allow certain selected examples of the North American Toy Manchester Terrier to be registered and bred as an English Toy Terrier (Black & Tan). However, the two breeds are not considered to be identical, and the standards for the two breeds show different requirements. The Toy Manchester Terrier in North America is a small, long legged dog with a short coat marked with tan,