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  • 2010 International Year of Biodiversity Web site.
  • "Ask the Experts: DeeAnn Reeder on bat research" Bucknell University. Feb. 4, 2010.
  • "Are We Pushing Earth's Environmental Tipping Points?" Scientific American. March 19, 2010.
  • "Bee Afraid, Bee Very Afraid." Scientific American. August 14, 2009.
  • Carey, Bjorn. "The Perils of Being Huge: Why Large Creatures Go Extinct." Live Science. July 18, 2006. (8/25/2010)
  • "The Importance of Insects." Houghton Mifflin Harcourt. March 11, 2002. /2002/03/030402t_insects.jhtml
  • The IUCN Red List of Threatened Species.
  • "The World is Hungry Because the World is Thirsty." Food and Agriculture Organization. 2009.
  • Vermaas, Wim. "An Introduction to Photosynthesis and Its Applications." Arizona State University. June 12, 2007.
  • "Why Save Endangered Species?" U.S. Fish and Wildlife Service. July 2005.
  • Whitty, Jennifer. "Animal Extinction - the greatest threat to mankind." The Independent. April 30, 2007.
  • Wilson, Edward and Peter, Francis. "Biodiversity, Volume 1." National Academy of Sciences and the Smithsonian Institution. March 16, 1998.'s%20worse%20loss%20of%20plant%20diversity%20or%20loss%20of%20animal%20diversity%3F&lr&pg=PP1#v=onepage&q&f=false
  • WWF Web site. (7/27/2010)