Photo 7247151, (c) Patrick Leary, some rights reserved (CC BY), uploaded by Patrick Leary

Attribution © Patrick Leary some rights reserved Uploaded by pleary Source iNaturalist Associated observations Photos / Sounds 2 photos What Herring Gull (Larus argentatus) Observer pleary Date April 16, 2017 11:46 AM EDT Place Cape Cod Bay, Duxbury, MA, US (Google, OSM) Date Added April 18, 2017 02:23 PM EDT 3 IDs Research Grade View Sizes small medium large original