Photo 38115720, (c) yixianshuiesuan, some rights reserved (CC BY-NC), uploaded by yixianshuiesuan

Attribution © yixianshuiesuan some rights reserved Uploaded by yixianshuiesuan Source iNaturalist Associated observations Photos / Sounds 4 photos What Western Gull (Larus occidentalis) Observer yixianshuiesuan Date May 5, 2019 03:07 PM PDT Place 8 Jefferson St, San Francisco, CA 94133, USA (Google, OSM) Date Added May 6, 2019 12:47 AM EDT 3 IDs Research Grade View Sizes small medium large original