For several years, Americans have visited amusement parks, such as SeaWorld and Six Flags, to observe large animals such as orcas, also known as killer whales. These whales are quite difficult to observe in the wild, but can now be seen for a simple fee. Orcas are known to be one of the most intelligent mammals. They are friendly and this has led to people taking advantage of them. For the past sixty years, people have been bringing these enormous creatures into their aquariums to profit from their exhibits. Often, without considering the quality of life of the orcas. While held in captivity, orcas are forced to do many tricks that they wouldn't normally do in the wild. Over the years, there have been numerous controversies surrounding orcas held in captivity. People wonder whether this practice is safe for the whales and the farmers around them. Keeping orcas in captivity should be banned, because keeping them in captivity makes them aggressive towards employees, causes various health problems and is painful for the whales. Over the past decade there have been numerous attacks by captive orcas. However, studies of wild killer whales show that “there is no record in history of serious attacks by wild killer whales on humans” (Kirby). This suggests that captivity is a major aggravating factor contributing to orca attacks. Orcas did not evolve to live in captivity but are destined to live in the wild, where they can show how powerful and intelligent they are. Numerous attacks on humans by captive orcas have been documented in recent years. One of the most widely publicized incidents occurred at SeaWorld Park in Orlando, Florida. The park's beloved whale was named T...... center of card ......les-exposed/ http://www.npr.org/blogs/thetwo-way/2014/03/07 /287330868/ the legislator-wants-ban-orcas-at-san-diegos-seaworld http://articles.latimes.com/2014/apr/02/business/la-fi-mo-seaworld-entertainment-reports-drop -in -attendance-20140402http://www.onegreenplanet.org/animalsandnature/orcas-killer-whales-captivity/http://www.takepart.com/photos/wild-killer-whales/orcas-in-the-open -oceanhttp ://news.nationalgeographic.com/news/2013/08/130803-blackfish-orca-killer-whale-keiko-tilikum-sea-world/http://www.teenink.com/hot_topics/environment/article /494760 /Captive-Killer-Whales/ http://www.orcahome.de/orcastat.htm http://www.humanesociety.org/assets/pdfs/marine_mammals/killer_controversy.pdfhttp://animals.nationalgeographic.com/ animals/ mammals/killer-whale/http://www.teenink.com/hot_topics/environment/article/391847/Pro-and-Con-Captivity-for-Orcas-in-Sea-World/