Dilute tortoiseshell is a coat pattern, not a breed. Blue-gray and cream patches or a soft marbled blend replace the black and orange of a standard tortie, and the pastel shades come from a recessive dilution gene a cat must inherit from both parents. Nearly all are female, because the pattern depends on two X chromosomes. Most adoptable ones are domestic shorthairs or longhairs, usually 6 to 14 pounds, and they often live 12 to 18 years.
That long lifespan means many Iowa winters and a few hot, stormy summers together. Coat color says little about personality, so spend time with a cat in person: some dilute torties are shy, some bold, and some real lap cats. Shedding is moderate. A longhaired cat needs regular brushing, while a shorthair usually does fine with a weekly pass.