num_pages: 150
description: This comprehensive key for identifying specimens of amphibians and reptiles in the U.S. and Canada - the first since 1983 - incorporates the wealth of scientific findings generated by molecular systematics (the study of DNA to determine genetic relationships) and simplifies identification by making geographic origin a leading factor.
language: English
title: A Key to Amphibians and Reptiles of the Continental United States and Canada
titlecomplete: A Key to Amphibians and Reptiles of the Continental United States and Canada
ratings_count: 5
publisher: University Press of Kansas