Ключевые слова: action, active, animal, breed, canine, carnivore, clever, competition, cute, dog, doggy, domestic, effort, faithful, fast, fetch, flying disk, horizontal, intelligent, jack, jack russell, loyal, loyalty, mammal, movement, obedience, obedient, outdoor, pedigree, pedigreed, pet, playful, purebred, purebred dog, russell, show, terrier, trained, willing, work,