Ключевые слова: animal, baby, barn, biological, brown, cholera disease, dirty, domestic, ears, eating, enclosure, eyes, farm, farming, farms, fat, food, group, growth, head, healthy, industry, livestock, looking, mammals, many, meat, nature, newborn, nose, organic, pig, piggery, piggy, piglet, pigpen, pigs, pink, pork, protein, rural, small, stall, swine, thailand, vaccine, virus, warm, white, young,