References
Information From:
- Wikipedia (http://www.wikipedia.org/)
- Saving Rhinos (link under Link to Saving Rhinos)
- San Francisco Zoo (http://www.sfzoo.org/)
- Rhino Resource Center (http://www.rhinoresourcecenter.com/)
- Google Image (http://www.google.com/imghp?hl=xx-elmer&tab=wi)