Black tern Chlidonias niger, summer plumage adult flying, Danube Delta, Romania, June

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Photo credit: © paul sawer / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adult, animal, bird, black, breeding, chlidonias, danube, delta, europe, european, flight, flying, marsh, nature, niger, plumage, romania, romanian, summer, tern, terns, wildlife