Photo 58315947, (c) Соколков Юрий Павлович, some rights reserved (CC BY-NC), uploaded by Соколков Юрий Павлович

Attribution © Соколков Юрий Павлович some rights reserved Uploaded by sokolkov2002 Source iNaturalist Associated observations Photos / Sounds What Black-headed Gull (Chroicocephalus ridibundus) Observer sokolkov2002 Date May 5, 2019 08:14 AM MSK Place Северо-Восточный административный округ, Москва, Россия (Google, OSM) Date Added December 22, 2019 12:26 PM MSK 2 IDs Research Grade View Sizes small medium large original Copyright