The Coats of domestic dogs are of two varieties: "double" currently being prevalent in dogs (together with wolves) originating from colder climates, built up of the coarse guard hair plus a comfortable down hair, or "solitary", with the topcoat only. Breeds might have an occasional "blaze", stripe, or "star" https://searchengineoptimizationd06163.blogdal.com/32194233/the-greatest-guide-to-dogs