Four young porkers in the front row uttered shrill squeals of disapproval, and all four of them sprang to their feet and began speaking at once. But suddenly the dogs sitting round Napoleon let out deep, menacing growls, and the pigs fell silent and sat down again. Then the sheep broke out into a tremendous bleating of “Four legs good, two legs bad!” which went on for nearly a quarter of an hour and put an end to any chance of discussion.