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by Corkran, Charlotte C., 1945-
Published 2006 -
Amazing amphibians30 activities and observations for exploring frogs toads salamanders and moreBookby Amstutz, Lisa J.
Published 2020 -
by Bartlett, Patricia, 1949-
Published 2001 -
A field guide to western reptiles and amphibians;field marks of all species in western North AmericaBookby Stebbins, Robert C. (Robert Cyril), 1915-2013
Published 1966 -
by Hood, Charles, 1959-
Published 2021