Ключевые слова: agriculture, angry, animal, beak, bird, broiler, cattle, chicken, cock, colore, coloured, comb, cooprer, costs, day, domestic, earth, farm, fauna, feathers, grass, guinea fowl, guineafowl, head, healthy, hen, horizontal, large, lawn, macro, nature, one, open, pet, red, rooster, rural, soil, stockraising, summer, young,