Until the government stopped it, some people here were feeding chicken droppings (which of course has wasted grain in it, etc) from poultry farms to cattle to fatten them. Of course, it might not be any worse than concentrates that you buy...
Sustainable Plantations and Agroforestry in Costa Rica
But how did the elephant get like that? What did you do? I think all we can do now is read this tiny ad: