Common Tern Hovering in Flight above colony at Dusk. (Sterna hirundo) Béniguet Island, Nature Reserve, Molène Archipelago, Finistère, Brittany, France. Technical Facts : Canon EOS I D Mk II, Lens Canon 500 mm L IS, F:8, 100 ISO, shutter speed : 1 / 500 sec. Tripod Gitzo Carbon, Head Wimberley. Sunset, back-light.