The types of pet dogs can be divided in several ways: firstly, in terms of size. Small pet dogs include the Poodle, Bichon Frise and Schnauzer; medium-sized pet dogs include the Pinscher, Shiba Inu and Border Collie; and large pet dogs include the Alaskan, Giant Poodle and Doberman Pinscher. Secondly, classification in terms of function. Companion pet dogs include Poodles, Pekingese, Yorkshire Terriers, etc.; pet dogs with working capacity include Golden Retrievers, Equine Terriers, Labradors, etc.
