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Amphibians Essay Research Paper AmphibiansIntroductionAmphibians are unique (стр. 2 из 2)

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Cochran, Doris. Living Amphibians of the World. New York: Doubleday & Company(a) Inc., 1962Duellman, William. Biology of Amphibians. Maryland: The John Hopkins University Press, 1994. Moffett, Mark. “Poison-Dart Frogs.” National Geographic May 1995: Vol. 187Radinsky, Leonard. The Evolution of Vertebrate Design. Chicago: The University of Chicago Press, 1987Vogel, Zdenek. Reptiles and Amphibians. New York: The Viking Press, 1964″Amphibians” http://www.syspac.com/ varney/aha.html