Examples of these breeds include: Bulldog,German Shepherd, Collie, Golden Retriever,St Bernard, Greyhound, Bloodhound, Chihuahua, Labrador, Great Dane, Rottweiler, Boxer and Cocker Spaniel.The most popular breed of dog in the world by registered ownership is the Labrador. With their gentle nature, oberiends, intelligent,The most popular breed of dog in the world by registered ownership is the Labrador. With their gentle nature, obedience, intelligence and near limitless energy, Labradors make for excellent family pets and reliable workers. They often assist police and are a common choice as guide dogs. The average lifespan for a dog is …show more content…
In 1758, the taxonomist linnaeus published in Systema Naturae a categorization of species which included the Canis species. Canis is a Latin word meaning dog,[20] and the list. The coats of domestic dogs are of two varieties: "double" being common with dogs (as well as wolves) originating from colder climates, made up of a coarse guard hair and a soft down hair, or "single", with the topcoat only.Domestic dogs often display the remnants of countershading, a common natural camouflage pattern. A countershaded animal will have dark coloring on its upper surfaces and light coloring below,[34] which reduces its general visibility. Thus, many breeds will have an occasional "blaze", stripe, or "star" of white fur on their chest or