Left behind bars and forgotten .animals should not behind bars walking back and forth over and over over.they will become more and more lazier . and build more and more diseases in there body's . Also that will course more deaths in the enclose .they are in a tight space so they cant escape the diseases .In the zoos they have very tight spaces but in the wild they can be free .There are Meany things that they can not do like climb swim and Meany other  things .Also people have to pay money to watch the Bord animals . DO YOU THINK THAT ANIMALS SHOULD BE IN ZOOS