Photo 20374237, (c) Spencer Holmes, some rights reserved (CC BY-NC), uploaded by Spencer Holmes

Attribution © Spencer Holmes some rights reserved Uploaded by spencer_holmes Source iNaturalist Associated observations Photos / Sounds What Western Gull (Larus occidentalis) Observer spencer_holmes Date June 25, 2018 04:55 PM PDT Place San Francisco County, Golden Gate National Recreation Area, US-CA, US (Google, OSM) Date Added June 26, 2018 01:20 PM PDT 2 IDs Research Grade View Sizes small medium large original