Richard George Zweifel (born 1926) is an American herpetologist, who has classified several species in the American Southwest. Zweifel worked at the American Museum of Natural History from 1954 to 1989, and was Herpetology Department Chairman from 1968 to 1980.[1] In 1984, he was honored by the naming of "Zweifel's frog", found in Mexico.[2]
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