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 is a dog coat colour that derives from one of the alleles known to exist at the genes mapped in dogs, and can be recognised with genetic testing (agouti gene, a a). The English Toy Terrier (Black and Tan) is considered to be the same breed as the Toy Manchester Terrier. In contrast with the Toy Manchester Terrier though, the desirable size for the English Toy Terrier (Black and Tan) is slightly smaller, and wider ears are also preferred. The German Miniature Pinscher is another toy dog that some think resembles the Toy Manchester Terrier, but they really are quite