Ian Watson 
Meat 

When Saul and Diane save a wild rabbit from a hungry weasel in a quiet country lane, they inadvertently unleash the vengeance of a bloodthirsty, carnivorous force.Soon their sanity and their lives are at risk — as are the young people of a cell of the Animal Liberation Front with whom they join forces to learn the terrible secrets of their rural village. A visit to a battery chicken shed turns into an animal Auschwitz, where Saul is held prisoner. And a raid on a butcher’s shop brings to murderous life a full size model of the meatman which, armed with a butcher’s cleaver, goes hunting for blood and MEAT!