Butterflies and Skippers of Pennsylvania: A Field Guide

Author Biography

James L. Monroe is a research associate at the McGuire Center for Lepidoptera and Biodiversity in Gainesville, Florida, and is professor emeritus of physics at Pennsylvania State University, Beaver. His butterfly photographs have appeared in Nature’s David M. Wright is chairman of patient safety and quality council at Abington Health-Lansdale Hospital in Pennsylvania. He is an anatomical and clinical pathologist who has published extensively on the butterflies of Pennsylvania and neighborin