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 dog use slightly different nomenclature, depending on the country. Non-member countries use other terminology, but the term "toy" is only used to group dogs for show purposes. The Kennel Club (UK) places breeds marked in the Toy Group: The Canadian Kennel Club recognizes breeds marked in Group 5, Toys: The American Kennel Club places breeds marked in the Toy Group: In addition, these national organizations also recognize the following breeds in their toy groups: The major national kennel club for each country will have its own list of breeds that it recognizes as Toy. In addition, some new or newly documented