Sources
Grazian, D. (2012). WHERE THE WILD THINGS AREN'T: Exhibiting Nature in American Zoos (4th ed., Vol. 53, pp. 546-565). Midwest Sociological Society.
Silberman, M. (1988). Animal Welfare, Animal Rights: The Past, the Present, and the 21st Century. In The Journal of Zoo Animal Medicine (4th ed., Vol. 19, pp. 161-167). American Association of Zoo Veterinarians.
“11 Facts About Circus Animal Abuse.” DoSomething.org. N.p., n.d. Web. 30 Nov. 2014.
“Former Ringling Bros. Employee Speaks Out Against Abuse.” PETA. N.p., n.d. Web. 30 Nov. 2014.
“Last Chance for Animals - Marine Parks.” Last Chance for Animals - Marine Parks. N.p., n.d. Web. 01 Dec. 2014.
“Ending Wild Animal Entertainment” worldanimalprotection.us.org. n.p. n.d. 2 Dec. 2014.
Hediger, H. (1956). Behaviour in Captivity: Psychology and Behaviour of Captive Animals in Zoos and Circuses. (1st ed, Vol. 25, pp. 180). British Ecological Society
Grazian, D. (2012). WHERE THE WILD THINGS AREN'T: Exhibiting Nature in American Zoos (4th ed., Vol. 53, pp. 546-565). Midwest Sociological Society.
Silberman, M. (1988). Animal Welfare, Animal Rights: The Past, the Present, and the 21st Century. In The Journal of Zoo Animal Medicine (4th ed., Vol. 19, pp. 161-167). American Association of Zoo Veterinarians.
“11 Facts About Circus Animal Abuse.” DoSomething.org. N.p., n.d. Web. 30 Nov. 2014.
“Former Ringling Bros. Employee Speaks Out Against Abuse.” PETA. N.p., n.d. Web. 30 Nov. 2014.
“Last Chance for Animals - Marine Parks.” Last Chance for Animals - Marine Parks. N.p., n.d. Web. 01 Dec. 2014.
“Ending Wild Animal Entertainment” worldanimalprotection.us.org. n.p. n.d. 2 Dec. 2014.
Hediger, H. (1956). Behaviour in Captivity: Psychology and Behaviour of Captive Animals in Zoos and Circuses. (1st ed, Vol. 25, pp. 180). British Ecological Society