Photo 1095141, (c) Greg Caspers, some rights reserved (CC BY-NC), uploaded by Greg Caspers

Attribution © Greg Caspers some rights reserved Uploaded by gcasp60 Source iNaturalist Associated observations Photos / Sounds What Eastern Giant Swallowtail (Heraclides cresphontes) Observer gcasp60 Date August 2014 Place Chester County, US-PA, US (Google, OSM) Date Added September 5, 2014 06:16 PM EDT Description Was constantly flapping wings, was hard to get decent pictures. 2 IDs Research Grade View Sizes small medium large original