A companion dog is a dog which is not primarily a working dog but a pet. The primary function of a companion dog is not to perform a useful job but to provide companionship to humans. A companion dog
The Pomeranian dog started out as two types, a large, sled-type dog and the toy Melitaie. The sled dog was outbred and crossbred to the smaller to become the small companion dog it is today.
Court ladies playing with a small dog, Beauties Wearing Flowers by Tang dynasty painter Zhou Fang
A Shiba dog riding a bicycle with their owner
A Chihuahua relaxing at home
Toy dog traditionally refers to a very small dog or a grouping of small breeds of dog. A toy dog may be of any of various dog types. Types of dogs referred to as toy dogs may include spaniels, pinsche
Companion dog
…Most dogs can be companions, including many working dog breeds such as retrievers, who are enjoyed primarily for their friendly nature as a pet. Most toy dog breeds are used only for the pleasure of their company, not as workers. The American Kennel Club also offers a Companion Dog (CD) title for judged dog…
The Yorkshire Terrier is one of the most popular of the toy breeds.
The Chinese Crested Dog is a hairless toy breed.