The Coats of domestic dogs are of two versions: "double" remaining typical in dogs (and also wolves) originating from colder climates, produced up of the coarse guard hair in addition to a comfortable down hair, or "solitary", with the topcoat only. Breeds could possibly have an occasional "blaze", stripe, https://johnathankdujz.blogocial.com/see-this-report-on-dogs-67708907