The Coats of domestic dogs are of two versions: "double" staying frequent in dogs (and also wolves) originating from colder climates, made up of a coarse guard hair and also a delicate down hair, or "single", with the topcoat only. Breeds may have an occasional "blaze", stripe, or "star" https://nathanielx218vnr4.blog-kids.com/31963468/3-easy-facts-about-dogs-shown