Dog crossbreed status symbol?" "Designer dog" puppies sometimes bring higher prices than the purebreds from which they are bred. The fanciers of designer dogs respond that all modern dog breeds were created from earlier breeds and types of dogs through the same kind of selective breeding that is used to create designer dogs. The Toy Poodle was bred down in size from larger poodles, most likely by crossing with various very small Bichon types, such as the Maltese and Havanese. Most of the modern breeds have ancestries that include various older dog types and breeds; see individual breed articles for details of
Dog type than hounds, working dogs, toy dogs and non-sporting dogs. The sporting dogs were more trainable than non-sporting dogs. Terriers were bolder than hounds and herding dogs. Breeds with ancient Asian or African origin were less trainable than breeds in the herding/sighthound cluster and the Hunting breeds. Breeds in the mastiff/terrier cluster were bolder than the ancient breeds, the breeds in the herding/sighthound cluster, and the hunting breeds. Today, dog breeds are often categorized by the ancestral type and subtype from which the breed descended. In addition, dog breed groups, which kennel clubs use to organize breeds of dogs, are based