Photos, website links, and information on gorillas all were gathered from the following websites below:
About gorillas. (2000). Retrieved from http://www.koko.org/about/basic.html
Col, J. (1999). All about gorillas. Retrieved from http://www.enchantedlearning.com/subjects/apes/gorilla/
Cummings, G. (2012). The gorilla organization. Retrieved from http://www.greenlivingproject.com/projects/uganda/go/
Defenders of wildlife. Retrieved from http://www.defenders.org/wildlife_and_habitat/wildlife/gorilla.php
Kidcyber. (2007). Retrieved from http://www.kidcyber.com.au/topics/gorilla.htm
Lad, K. (2011). Facts about gorillas. Buzzle. Retrieved from http://www.buzzle.com/articles/facts-about-gorillas.html
National geographic kids. (2012). Retrieved from http://kids.nationalgeographic.com/kids/animals/creaturefeature/mountain-gorilla/
October brings milestones for four famous gorillas. (2010, October 18). Retrieved from http://www.zooatlanta.org/home/article_content/gorilla_milestones
Smithsonian national zoological park. (2011). Retrieved from http://nationalzoo.si.edu/Animals/Primates/Facts/FactSheets/Gorillas/default.cfm
Swainston, J. (2011, June 16). The silverback of south tacoma. Weekly Volcano, Retrieved from http://www.weeklyvolcano.com/mudroom/features/2011/06/Remembering-Ivan-the-Gorilla-from-tacoma-B-and-I-circus-store/
Wildlife Conservation Society. (2011, March 28). A ripple in an ape oasis. Retrieved from http://www.wcs.org/news-and-features-main/an-ape-oasis.aspx
Wildlife Conservation Society. (2010, June 15). Joseph mulema wins award for rare gorilla conservation. Retrieved from http://www.wcs.org/news-and-features-main/joe-mulema-wins-ips-southwick-award.aspx
Wildlife Conservation Society. (2010, May 6). Treehuggers of the congo. Retrieved from http://www.wcs.org/news-and-features-main/treehuggers-of-the-congo.aspx
Wildlife Conservation Society. (2009, July 9). Bronx zoo-goers raise millions for african parks. Retrieved from http://www.wcs.org/news-and-features-main/bronx-zoogoers-raise-millions-for-african-parks.aspx
Wildlife Conservation Society. (2009, February 18). Primate paradise in cameroon. Retrieved from http://www.wcs.org/news-and-features-main/primate-paradise-in-cameroon.aspx
Year of the gorilla. (2009). Retrieved from http://www.yog2009.org/index.php?view=article&catid=46:gorillaspecies&id=62:elgspeciesinfo&option=com_content&Itemid=70