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Delvoye, Karel. Polar Bear Diet. Digital image. Wwf.panda. IStockPhoto, 20 July 2011. Web. 9 Mar. 2015.
Dutton, Karla. "Basic Facts About Polar Bears." Defenders of Wildlife. Mark Cheater, 24 Feb. 2012. Web. 26 Feb. 2015
Flood, Sue. "BBC The POLAR BEAR - Beautiful Wildlife - Full Documentary HD." YouTube. YouTube, 30 Apr. 2014. Web. 09 Mar. 2015.
Jenssen, Jennifer. "Polar Bear - National Wildlife Federation." Polar Bear - National Wildlife Federation. Ranger Rick Magazine, 16 Oct. 2012. Web. 26 Feb. 2015.
Johnson, Jermiah. Polar Bear Viewing. Digital image. Nat Hab. Boulder CO, n.d. Web. 9 Mar. 2015.
Lion, Sharp. "National Geographic Documentary - Polar Bear - Expedition and More!" YouTube. YouTube, 5 Sept. 2014. Web. 06 Mar. 2015.
McGregor, Ewan. Explore the Town of Churchill. Digital image. PBS. Thirteen, 22 May 2008. Web. 9 Mar. 2015.
Poortinga, Gepke. Increased Human Polar Bear Interactions. Digital image.Gepke Poortinga. M.J.J.E Loonen, 22 Apr. 2014. Web. 9 Mar. 2015.
Renners, Jeremy. Pictures of Polar Bears and Cubs. Digital image. Pictures of Polar Bears and Cubs. Jeremy Renners, n.d. Web. 7 Mar. 2015.
Reyers, Maddisyn. A Polar Bear Rides a Summer. Digital image. Animal-kid. Disqus, n.d. Web. 9 Mar. 2015.
Rowe, Ashley. Smarter Than The Internet. Digital image. Nine-ring Circus. Restored 316, 5 Mar. 2015. Web. 7 Mar. 2015.
Siegel, Kassie. "Polar Bears Are Threatened by Global Warming." Endangered Species. Los Angeles: Christine Nasso, 2007. 38-48. Print.
Smith, Rene. Polar Bear with Cute Cubs. Digital image. Science Kids. Rene Smith, 6 Feb. 2015. Web. 7 Mar. 2015.
Stang, Ralph. 4151.jpg. Digital image. Spitsbergen Svalbard. Sysselmannen, 7 Jan. 2014. Web. 7 Mar. 2015.
Stanley, Elizibeth. Polar Bears. Digital image. Bear Life. WSPA, n.d. Web. 9 Mar. 2015.
Strauss, Sandra. Calling out Culprits. Digital image. Pen Live the Detroit News. Elowyn Corby, 30 Sept. 2013. Web. 8 Mar. 2015.
Delvoye, Karel. Polar Bear Diet. Digital image. Wwf.panda. IStockPhoto, 20 July 2011. Web. 9 Mar. 2015.
Dutton, Karla. "Basic Facts About Polar Bears." Defenders of Wildlife. Mark Cheater, 24 Feb. 2012. Web. 26 Feb. 2015
Flood, Sue. "BBC The POLAR BEAR - Beautiful Wildlife - Full Documentary HD." YouTube. YouTube, 30 Apr. 2014. Web. 09 Mar. 2015.
Jenssen, Jennifer. "Polar Bear - National Wildlife Federation." Polar Bear - National Wildlife Federation. Ranger Rick Magazine, 16 Oct. 2012. Web. 26 Feb. 2015.
Johnson, Jermiah. Polar Bear Viewing. Digital image. Nat Hab. Boulder CO, n.d. Web. 9 Mar. 2015.
Lion, Sharp. "National Geographic Documentary - Polar Bear - Expedition and More!" YouTube. YouTube, 5 Sept. 2014. Web. 06 Mar. 2015.
McGregor, Ewan. Explore the Town of Churchill. Digital image. PBS. Thirteen, 22 May 2008. Web. 9 Mar. 2015.
Poortinga, Gepke. Increased Human Polar Bear Interactions. Digital image.Gepke Poortinga. M.J.J.E Loonen, 22 Apr. 2014. Web. 9 Mar. 2015.
Renners, Jeremy. Pictures of Polar Bears and Cubs. Digital image. Pictures of Polar Bears and Cubs. Jeremy Renners, n.d. Web. 7 Mar. 2015.
Reyers, Maddisyn. A Polar Bear Rides a Summer. Digital image. Animal-kid. Disqus, n.d. Web. 9 Mar. 2015.
Rowe, Ashley. Smarter Than The Internet. Digital image. Nine-ring Circus. Restored 316, 5 Mar. 2015. Web. 7 Mar. 2015.
Siegel, Kassie. "Polar Bears Are Threatened by Global Warming." Endangered Species. Los Angeles: Christine Nasso, 2007. 38-48. Print.
Smith, Rene. Polar Bear with Cute Cubs. Digital image. Science Kids. Rene Smith, 6 Feb. 2015. Web. 7 Mar. 2015.
Stang, Ralph. 4151.jpg. Digital image. Spitsbergen Svalbard. Sysselmannen, 7 Jan. 2014. Web. 7 Mar. 2015.
Stanley, Elizibeth. Polar Bears. Digital image. Bear Life. WSPA, n.d. Web. 9 Mar. 2015.
Strauss, Sandra. Calling out Culprits. Digital image. Pen Live the Detroit News. Elowyn Corby, 30 Sept. 2013. Web. 8 Mar. 2015.