Ключевые слова: agriculture, animal, animal breed, bellied, big, black, black pig, boar, breed, color, dirty, domestic, domestic pig, farm, fat, food, full, funny, grass, green, grey, head, hog, large, livestock, mammal, meadow, nature, nose, old, outdoors, overweight, pasture, pet, pig, piggyback, pigs, pork, potbellied, rural, small, smell, snout, sow, thick, two, ugly, vietnam, vietnamese, young,