Animals have been subjected to cruel treatment in the past when they were in zoos. This has changed, however, because people actually knew about it and noticed it, and it damaged the reputation of zoos itself and threatened their business. They realized this and their treatment towards animals has been continuously improving over time. In fact, animals are started to get the treatment of kings when they are in zoos, all because they are the livelihood of the business. Moreover, the few zoos that mistreated animals have been caught, and are being targeted for these actions.