Photo 254542403, (c) Mourad Harzallah, some rights reserved (CC BY), uploaded by Mourad Harzallah

Attribution © Mourad Harzallah some rights reserved Uploaded by mourad-harzallah Source iNaturalist Associated observations Photos / Sounds What Black Tern (Chlidonias niger) Observer mourad-harzallah Date June 30, 2011 03:22 PM CET Place El Achir, Algérie (Google, OSM) Date Added February 2, 2023 10:37 AM CET 5 IDs Research Grade View Sizes small medium large original