Photo 72776654, (c) Patrick Hacker, some rights reserved (CC BY), uploaded by Patrick Hacker

Attribution © Patrick Hacker some rights reserved Uploaded by pastabaum Source iNaturalist Associated observations Photos / Sounds 3 photos What Black Tern (Chlidonias niger) Observer pastabaum Date May 4, 2020 05:16 PM CEST Place St. Andrä am Zicksee, BL, Österreich (Google, OSM) Date Added May 14, 2020 07:28 PM CEST 1 comment 3 IDs Research Grade View Sizes small medium large original