Donald M. Jones / Northern Pintail (Anas acuta) males flying with female in spring courtship display, Montana
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Phil Savoie / Swift (Apus apus) flock screaming in flight against blue sky and clouds, Monmouthshire, Wales, UK, July.
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Ingo Arndt / Common starlings (Sturnus vulgaris) flock flying in formation to confuse hunting Peregrine Falcons (Falco peregrinus), Rome, Italy. January 2009
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Ingo Arndt / Seabird colony nesting on cliff face, Lange Anna, Helgoland, Germany
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Peter Cairns / 2020VISION / Northern gannets (Morus bassanus) in flight at nesting colony on cliffs, Hermaness NNR, Unst, Shetland Islands, Scotland, UK, June
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Markus Varesvuo / Guillemot (Uria aalge) flock in flight over nesting colony on rocks, Norway, July 2008
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Alan Williams / Domestic pigeons (Columba livia) flock in flight over houses, Cheshire, UK, June.
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Markus Varesvuo,Markus Varesvuo / Flock of Steller's eiders (Polysticta stelleri) in flight, Batsfjord, Norway, March.
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Ben Cranke,Ben Cranke / White naped cranes (Grus vipio) in flight, Kyushu, Japan
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Andy Rouse,Andy Rouse / Aerial view of Lesser Flamingos (Phoenicopterus / Phoeniconaias minor) in flight. Lake Magadi, Kenya.
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Juan Carlos Munoz,Juan Carlos Munoz / Lesser flamingo flock (Phoeniconaias) flying over lake with green algae, aerial view, Rift valley, Kenya
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Ben Hall / Chilean flamingos (Phoenicopterus chilensis) in flight over mountain peaks with glacier in the distance, Torres Del Paine National Park, Chile. Winner of Landscape category, Nature's Best / Windland S...