Photo 56040858, (c) Yifei He 何一非, some rights reserved (CC BY), uploaded by Yifei He 何一非

Attribution © Yifei He 何一非 some rights reserved Uploaded by hesyifei Source iNaturalist Associated observations Photos / Sounds 30 photos What Ring-billed Gull (Larus delawarensis) Observer hesyifei Date November 9, 2019 09:37 AM PST Place Mountain View, CA, USA (Google, OSM) Date Added November 10, 2019 09:12 AM PST 3 IDs Research Grade View Sizes small medium large original