Photo 84878919, (c) Валерий Гончарук, some rights reserved (CC BY-NC-SA), uploaded by Валерий Гончарук

Attribution © Валерий Гончарук some rights reserved Uploaded by leragoncharuk Source iNaturalist Associated observations Photos / Sounds What Black-headed Gull (Chroicocephalus ridibundus) Observer leragoncharuk Date July 17, 2020 04:13 PM MSK Place Сергиевское, Санкт-Петербург, Россия (Google, OSM) Date Added July 17, 2020 06:07 PM MSK 3 IDs Research Grade View Sizes small medium large original Copyright