Robuta

https://natureenville.cergypontoise.fr/tag/sterna-hirundo/ Archives des Sterna hirundo - Nature en ville à Cergy-Pontoise sterna hirundoen villecergy pontoisearchivesdes https://moneyzoo.net/birds/sterna-hirundo?country=57 Money Zoo - Common tern (Sterna hirundo) common ternsterna hirundomoneyzoo https://www.balticexplorer.org/nl/soorten/sterna-hirundo-ala-iuvenilis/soortinformatie Visdief, vleugel jonge vogel (Sterna hirundo (ala iuvenilis)) sterna hirundovisdiefvleugeljongevogel https://fungaundfauna.de/flussseeschwalbe-sterna-hirundo/ Flussseeschwalbe (Sterna hirundo) – fungaundfauna sterna hirundo https://www.aves3d.org/specimens/182-Sterna-hirundo/specimen_elements/661-Mandible Aves 3D - Sterna hirundo - Common Tern sterna hirundoavescommon