Ключевые слова: adult, animal, black, bovine, brown, calf, cow, domestic, domesticated, drink, drop, eat, ecological, environment, farm, farming, fauna, feed, female, field, grass, grassland, gulp, mammal, milk, mother, mouthful, natural, nature, outdoor, outside, pet, road, roadside, sip, slurp, suck, suckle, sustainable, teat, young,