Philosophers have taken some salutary exercise in recent years—notably in this journal—on the question of the rights of non-human animals and the obligations of human to non-human individuals and species. In so contentious an area there has been striking unanimity on two aspects. One of these is that, irrespective of the merits of the arguments on specific issues, this is a matter which is bound to affect the conduct of our lives. The other is that, other things being equal, it (...) is prima facie wrong to be cruel to animals. (shrink)