compare Aesop, The Sow and the Lioness (to be fair to swine, in the wild their litters are much smaller [4-6]; we've bred the domestic ones to produce so many

compare Aesop, The Sow and the Lioness (to be fair to swine, in the wild their litters are much smaller [4-6]; we've bred the domestic ones to produce so many young [9-13] that she can't feed them all. This is because on a farm the pigs do not breed for their own benefit, but for the farmers')