Wild Wonders of Europe / O. Haarberg / Common eider (Somateria mollissima) pair, Jkulsrln glacial lagoon, Iceland, June 2008
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Erlend Haarberg / Rock ptarmigan (Lagopus muta) in snow near glacier, Iceland, August 2010
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Roger Powell / Lesser black-backed gull (Larus fuscus) on cliff with Little Skellig gannetry in the background, Great Skellig island, Co Kerry, Republic of Ireland, June 2011
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Wild Wonders of Europe / Hermansen / Shag (Phalacrocorax aristotelis) on cliff, Saltee Islands, County Wexford, Republic of Ireland, June 2009
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Wild Wonders of Europe / Hermansen / Rock dove (Columba livia) on cliff top, Saltee Islands, County Wexford, Republic of Ireland, June 2009
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Wild Wonders of Europe / Hermansen / Shags (Phalacrocorax aristotelis) standing on coastal cliff, Saltee Islands, County Wexford, Republic of Ireland, June 2009
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Wild Wonders of Europe / Unterthiner / Eleonora's falcon (Falco eleonorae) perched on rock, Andros, Greece, September 2008
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Wild Wonders of Europe / O Haarberg / Northern gannet (Morus bassanus) colony on a sea stack, Langanes peninsula, Iceland, May 2008
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Tom Vezo / Least Auklet {Aethia pusilla} perched on cliff edge, Alaska. Saint Paul Island
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Tom Vezo / Herring gull {Larus argentatus} perched in rock on cliff edge, Newfoundland, Canada
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Tom Vezo / Least Auklet {Aethia pusilla} perched on cliff edge, Alaska. Saint Paul Island
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Roger Powell / Northern gannets (Morus bassanus) flying above breeding colony, Great Saltee Island, Wexford, Republic of Ireland, June
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Roger Powell / Northern gannet (Morus bassanus) flying over its breeding colony, Great Saltee Island, Wexford, Republic of Ireland, June
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Roger Powell / Northern gannets (Morus bassanus) flying over their breeding colony, Great Saltee Island, Wexford, Republic of Ireland, June
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Roger Powell / Fulmar (Fulmarus glacialis) at its nest site on rocky ledge surrounded by Thrift, Great Saltee Island, Wexford, Republic of Ireland, June
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Roland Seitre / Andean Condor (Vultur gryphus) in flight against arid rock face. Chivay, Arequipa, Peru, July.
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Erlend Haarberg / Two Northern gannets (Morus bassanus) sitting on sea stack, Langanes peninsula, Iceland, July
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Erlend Haarberg / Female Goosander (Mergus merganser) on cliff ledge, Iceland, June
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David Woodfall / Long billed vulture (Gypus indicus) at nest on cliff ledge with young chick. Critically threatened Indian bird of prey due to chemicals used in agriculture, India
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Robert Thompson / Three Shags (Phalacrocorrax aristotelis) perched on cliff, Saltee Islands, County Wexford, Republic of Ireland, June
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Richard Du Toit / Southern bald ibis (Geronticus calvus) cliff habitat, Itala GR, South Africa, November
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Wild Wonders of Europe / Hermansen / Rock dove (Columba livia) on cliff top, Saltee Islands, County Wexford, Republic of Ireland, June 2009
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Tom Vezo / Red billed tropic bird {Phaethon aethereus} on cliff ledge, Tower Island, Galapagos
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Wild Wonders of Europe / Unterthiner / Eleonora's falcon (Falco eleonorae) pair on rock ledge, Andros, Greece, September 2008
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Wild Wonders of Europe / Unterthiner / Eleonora's falcon (Falco eleonorae) on rock ledge, Andros, Greece, September 2008
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Wild Wonders of Europe / Unterthiner / Eleonora's falcon (Falco eleonorae) flying over rocks, Andros, Greece, September 2008
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Wild Wonders of Europe / Unterthiner / Pair of Eleonora's falcons (Falco eleonorae) on cliff, Andros, Greece, September 2008
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Wild Wonders of Europe / Unterthiner / Researchers from the Hellenic Ornithological Society measuring an Eleonora's falcon (Falco eleonorae) Andros, Greece, September 2008
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Wild Wonders of Europe / Unterthiner / Eleonora's falcon (Falco eleonorae) landing on rock ledge, Andros, Greece, September 2008
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Wild Wonders of Europe / O Haarberg / Northern gannet (Morus bassanus) colony on a cliff, Langanes peninsula, Iceland, May 2008
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Wild Wonders of Europe / O Haarberg / Northern gannet (Morus bassanus) colony on a sea stack, Langanes peninsula, Iceland, May 2008
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Wild Wonders of Europe / O Haarb / Northern gannet (Morus bassanus) colony on a sea stack, Langanes peninsula, Iceland, May 2008
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John Cancalosi / California condor (Gymnogyps californianus) sunning on rock, Grand Canyon - Vermillion cliffs area, Arizona, USA, Endangered -
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John Cancalosi / California condor {Gymnogyps californianus} immature males perched on rock, Utah, USA, Endangered, raised in captivity and released into the wild.
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John Cancalosi / California condor {Gymnogyps californianus} immature males perched on rock, Utah, USA, Endangered, raised in captivity and released into the wild.
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John Cancalosi / California condor (Gymnogyps californianus) sunning on rock, Grand Canyon - Vermillion cliffs area, Arizona, USA, Endangered
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Tim Laman / Floreana (Charles) mockingbird (Nesomimus trifasciatus). Champion Islet off Floreana (Charles) Island, Galapagos Islands. Endangered
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DAVID TIPLING / The West cliffs bird breeding area, St Paul, Pribilof Islands, Bering Sea, Alaska, USA
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John Cancalosi / Fossil bird - Rail (Rallidae) Eocene. Messel, Germany. 50 million years before present
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Robert Thompson / Kittiwake (Rissa tridactyla) at nest with two chicks, Saltee Islands, County Wexford, Republic of Ireland, June
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Mike Read / Alpine chough (Pyrrhocorax graculus) flock in flight over rocky ridge, near Crevoux, Alps, France, November
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Mike Read / Alpine chough (Pyrrhocorax graculus) flock in flight over rocky ridge, near Crevoux, Alps, France, November
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Mike Read / Alpine chough (Pyrrhocorax graculus) flock in flight over rocky ridge, near Crevoux, Alps, France, November
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Steve Knell / Sand martin {Riparia riparia} pair at nest hole, Czech rebublic
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Jose Luis GOMEZ de FRANCISCO / Griffon vultures {Gyps fulvus} perched on top of cliff, Spain
