Ключевые слова: active, affectionate, agility, animal, autumn, best friend, border collie, breed, canine, charming, cheerful, command, concentration, cute, dog, domestic, education, excitement, exercising, fall, fluffy, friend, fun, fur, holds, hound, intelligence, jack russell terrier, joy, leash, loyalty, mammal, mouth, nature, no people, obedience, outdoors, pets, playful, sheepdog, shepherd, sitting, sunlight, team, teeth, together, training, trick, two, walk,