The Coats of domestic dogs are of two versions: "double" staying typical in dogs (in addition to wolves) originating from colder climates, produced up of the coarse guard hair in addition to a tender down hair, or "one", with the topcoat only. Breeds can have an occasional "blaze", stripe, https://aristotleb208zxw3.bloggip.com/31818352/an-unbiased-view-of-dogs