Natural Color Adaptation

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Presentation transcript:

Natural Color Adaptation Peppered Moths Natural Color Adaptation

Light-colored moth on normal lichen-covered tree trunk. (2003). Tropical Ecology and Entomology Research Group. Retrieved January 12, 2007, from Oxford University Zoology Department Web site: http://users.ox.ac.uk/~speight/Teaching.htm

Dark and light-colored moths on lichen-covered tree trunk. Can you find the light-colored moth? Holdredge, Craig (Fall, 2002). The Tyranny of a Concept: The Case of the Peppered Moth. The Nature Institute, 8, Retrieved 1/11/07, from http://natureinstitute.org/pub/ic/ic8/moth.htm

Dark and light-colored moths on soot-covered tree trunk. http://images.encarta.msn.com/xrefmedia/sharemed/targets/images/pho/t012/T012789A.jpg "Evolution," Microsoft® Encarta® Online Encyclopedia 2006 http://encarta.msn.com © 1997-2006 Microsoft Corporation. All Rights Reserved.

Both moths on normal lichen-covered tree trunk. Both moths on normal soot-covered tree trunk. Lendvai, Gabor (7-1-98). Natural Selection. Retrieved January 11, 2007, from BIO 304. Ecology & Evolution Population Genetics Web site: http://www.micro.utexas.edu/courses/levin/bio304/popgen/nat.selection.html