They are good natured , loving , polite, and loving . These dogs need a firm but not harsh owner . They do great with people and other dogs but not good with other pets except for other dogs . Their height with 10 inches and weighs 25 - 40 pounds . They need daily walks .They live about 12-15 years . They are good apartment dogs and will do okay without a yard .They need their hair groomed frequently and they are average shedders . Their group is terrier.