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A Field Guide to Reptiles & Amphibians
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Roger Conant, Joseph T. Collins
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Their Blood Runs Cold
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Whit Gibbons
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The Amphibians and Reptiles of Costa Rica
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Jay M. Savage
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Animal-speak
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Ted Andrews
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Encyclopedia of Animals
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Karen McGhee
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Peterson Field Guide to Western Reptiles and Amphibians
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Samuel M. McGinnis, Robert Cyril Stebbins
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A Field Guide to Reptiles and Amphibians of Eastern and Central North America
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Roger Conant
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Naturalized Reptiles and Amphibians of the World
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Christopher Lever
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A Field Guide to Reptiles and Amphibians
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Roger Conant, Joseph T. Collins
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Venomous Reptiles of the United States, Canada, and Northern Mexico
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Carl H. Ernst, Evelyn M. Ernst
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