Cliff Swallow (Petrochelidon pyrrhonota). Corvo (Azores),10.2013
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Cliff swallow (Petrochelidon pyrrhonota)
First-winter vagrant Cliff swallow (Petrochelidon pyrrhonota) flying over the isle of Corvo in Azores (Portugal), 6 October 2013
rare birdsrare birds portugalrare birds azoresrare birds corvo
