Photo 62412325, (c) frank007, some rights reserved (CC BY-NC), uploaded by frank007

Attribution © frank007 some rights reserved Uploaded by frank007 Source iNaturalist Associated observations Photos / Sounds 2 photos What Black-headed Gull (Chroicocephalus ridibundus) Observer frank007 Date February 29, 2020 12:05 PM CET Place 3324 Euratsfeld, Österreich (Google, OSM) Date Added February 29, 2020 12:07 PM CET 5 IDs Research Grade View Sizes small medium large original