 Coming up after the news, why do alligators have such disgusting table manners? If we ate the contents of their larders, we'd be horribly sick. So how come they're doing fine? We also introduce you to a new apex predator hybrid, the growler. And we look at the maths of scamming, which adds up to some astonishingly big bucks in certain countries. That's plus more unexpected elements coming up shortly.