Alroy, J. 2001. A multispecies overkill simulation of the end-Pleistocene megafaunal mass extinction. Science. 292:1893-1896.

Atkinson, I. 1989. Introduced animals and extinctions. in Conservation for the twenty-first century. (D. Western and M. C. Pearl, eds.) Oxford Univ. Press, Oxford.

Briskie, J. V. and M. Mackintosh. 2004. Hatching failure increases with severity of population bottlenecks in birds. Proc. Natl. Acad. Sci. USA 101: 558-561.

Brooks, T. and M. L. Smith. 2001. Caribbean catastrophes. Science 294:1469-1471.

Chapin III, F.S., Zavaleta E. S., Eviner V. T., Reynolds H. L., Hooper D. U., Lavorel S., Sala O. E., Hobbie S. E., Mack M. C., Diaz S. 2000. Consequences of changing biodiversity. Nature 405(6783):234-242.

Diamond, J. 2000. Blitzkrieg against the moas. Science 287:2170-2171.

Erwin, D.H. 1998. After the end: recovery from extinction. Science 279:1324-1325.

Erwin D.H. 2001. Lessons from the past: biotic recoveries from mass extinctions. Proc. Nat. Acad. Sci. USA. 98(10):5399-5403.

Flannery, T. 2001. The eternal frontier: an ecological history of North America and its peoples. Grove Press, NY.

Kirchner, J. W. 2002. Evolutionary speed limits inferred from the fossil record. Nature 415:65-68.

Kerr, R. A. 2003. Megafauna died from big kill, not big chill. Science 300:885.

Kirchner, J. W. and A.Weil. 2000. Delayed biological recovery from extinctions throughout the fossil record. Nature. 404:177-180.

Loreau, M., S. Naeem, P. Inchausti, J. Bengtsson, J. P. Grime, A. Hector, D. U. Hooper, M. A. Huston, D. Raffaelli, B. Schmid, D. Tilman, and D. A. Wardle. 2001. Biodiversity and ecosystem functioning: current knowledge and future challenges. Science 294:804-808.

McMichael, T. 2001. Human frontiers, environments, and disease: past patterns, uncertain futures. Cambridge University Press.

Myers, N. 1989. A major extinction spasm: predictable or inevitable? in Conservation for the twenty-first century. (D. Western and M. C. Pearl, eds.) Oxford Univ. Press, Oxford.

Myers, N., R., A. Mittermeier, C. G. Mittermeier, G. A. B. da Fonseca, J. Kent. 2000. Biodiversity hotspots for conservation priorities. Nature 403:853-858.

North American Commission for Environmental Cooperation. 2002. The North American mosaic / El mosaico de AmΘrica del Norte. http://www.cec.org/soe/index.cfm?varlan=english

Olson, S. L. 1989. Extinction on islands: man as a catastrophe. in Conservation for the twenty-first century. (D. Western and M. C. Pearl, eds.) Oxford Univ. Press, Oxford.

Pimm, S. L. 2001. The world according to Pimm: A scientist audits the Earth. McGraw Hill, NY.

Pimm, S. L., M. Ayres, A. Balmford, G. Branch, K. Brandon, T. Brooks, R. Bustamante, R. Costanza, R. Cowling, L. M. Curran, A. Dobson, S. Farber, G. A. B. da Fonseca, C. Gascon, R. Kitching, J. McNeely, T. Lovejoy, R. A. Mittermeier, N. Myers, J. A. Patz, B. Raffle, D. Rapport, P. Raven, C. Roberts, J. P. Rodrφguez, A. B. Rylands, C. Tucker, C. Safina, C. Samper, M. L. J. Stiassny, J. Supriatna, D. H. Wall, and D. Wilcove. 2001. Can We Defy Nature's End? Science 293:2207-2208.

Quammen, D. 1996. The song of the Dodo: island biogeography in an age of extinctions. Scribner, NY.

Ricklefs, R. E. and E. Bermingham. 2001. Nonequilibrium diversity dynamics of the Lesser Antillean avifauna. Science 294:1522-1524.

Robin N. and W. L. Adamowicz. 2001. Effects of economic prosperity on numbers of threatened species. Conservation Biology 15:1021-1029.

Sala, O. E., F. S. Chapin, III, J. J. Armesto, E. Berlow, J. Bloomfield, R. Dirzo, E. Huber-Sanwald, L. F. Huenneke, R. B. Jackson, A. Kinzig, R. Leemans, D. M. Lodge, H. A. Mooney, M. Oesterheld, N. L. Poff, M. T. Sykes, B. H. Walker, M. Walker and D. H. Wall. 2000. Global biodiversity scenarios for the year 2100. Science 287:1770-1774.

Sechrest, W., T. M. Brooks, G. A. B. da Fonseca, W. R. Konstant, R. A. Mittermeier, A. Purvis, A. B. Rylands, and J. L. Gittleman. 2002. Hotspots and the conservation of evolutionary history. Proc. Natl. Acad. Sci. USA 99(4):2067-2071.

Stilgoe, J. R. 2001. Gone barefoot lately? Am J Prev Med 20(3):243-244.

Tuxhill, J. 1998. Losing strands in the web of life: vertebrate declines and the conservation of biological diversity. Worldwatch Paper 141. Worldwatch Inst., Wash. DC.

Vitousek, P. M., H. A. Mooney, J. Lubchenco and J. M. Melillo. 1997. Human domination of Earth's ecosystems. Science 277:494-499.

Ward, P. D. 2001. Rivers in time: the search for clues to Earth's mass extinctions. Columbia Univ. Press, NY.

Wilson, E. O. 1992. The diversity of life. Harvard Univ. Press, Cambridge, MA.

Wilson, E. O. 2001. Nature matters. Am J Prev Med 20(3):241-242.

Wilson, E. O. 2002. The future of life. Alfred A. Knopf, NY.

Youth, H. 2003. Winged messengers: the decline of birds. Worldwatch paper 165. Worldwatch Inst., Washington, DC.

http://www.well.com/user/davidu/extinction.html

Mammals / Mamφferos: http://www.animalinfo.org/

"Red List" of threatened species: http://www.redlist.org/

United Nations Environment Programme (UNEP) World Conservation Monitoring Centre:
http://www.unep-wcmc.org/