Speaking to Sky’s political editor Beth Rigby on the Electoral Dysfunction podcast following Burnham’s win in the Makerfield by-election, she said: “Well, I hate to quote Boris Johnson, but do you remember what he said, when he realised that he had to leave government? And he said about his ministers and his MPs, the ‘herd is moving’. “Well, I have to say that it’s not only that the herd is moving, they are stampeding.” “We need an animal expert…