2,    animals,    artiodactyl,    Artiodactyla,    Babies,    Babys,    bicolor,    bicolour,    contact,    eat,    eats,    fodder,    format,    husbandries,    indoors,    mammals,    micropigs,    minipigs,    pigpens,    pigs,    pigsties,    red-and-white,    red-white,    size,    stables,    stands,    sties,    two-colored,    two-coloured,    vertical,