IIRC, BSE (Mad Cow) was spreading among cattle because the industry was using meat-and-bone feed from infected cattle. It was tainting the meat supply because c

IIRC, BSE (Mad Cow) was spreading among cattle because the industry was using meat-and-bone feed from infected cattle. It was tainting the meat supply because captive-bolt guns spray more brain around than more traditional hammer-oriented methods of slaughtering beeves. So yeah, cannibalism and brain spray. Stupid behaviors.