Ключевые слова: agriculture, animal, animals, avian, backyard, beak, bird, brown, business, cage, caged, chicken, crest, domestic, eat, eating, egg, factory, farm, farming, feather, feed, flu, food, fowl, freely, grass, group, healthy, hen, industrial, industry, influenza, life, livestock, market, meadow, nature, peck, pen, portrait, poultry, production, raising, range, red, rights, rural, torture, welfare,