Michael Pitts / Hawaiian monk seal caught in fishing tackle off Kure Atoll, Pacific Ocean. The seal was subsequently freed and released by the photographer.

Bernard Castelein / Cinereous / European Black Vulture (Aegypius monachus) in dispute with an Eurasian Griffon Vulture (Gyps fulvus), alongside a Himalayan Griffon (Gyps himalayensis) and Long-billed Vulture (Gyps indicu...

Aflo / ic-09002 Hawaiian monk seal swimming underwater {Mirounga angustirostris} Hawaii

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeets (Myiopsitta monachus) at fountain in the Vatican garden, Rome, Italy

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) large male of 2.5 m length. Localy identified by Parque Natural da Madeira as "Metade". Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August...

Wild Wonders of Europe / S‡ / Male Monk seal (Monachus monachus) portrait, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species. WWE INDOOR EXHIBITION

Wild Wonders of Europe / Varesvuo / European black vulture (Aegyptus monacha) amongst flowers, Extremadura, Spain, April 2009

Wild Wonders of Europe / Sá / Entrance to Monk seal (Monachus monachus) reproduction cave (Tabaceiro) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) juvenile female hunting, Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Male Monk seal (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) juvenile female hunting on seabed, Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) juvenile female hunting, Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) pair mating, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) pair mating, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Coastal cliffs, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) pair mating, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) juvenile female hunting, Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Large male Mediterranean Monk seal (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk Seal (Monachus monachus) juvenile female hunting, Areias, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Male Monk seal (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Furadinho cave, regularly visited by Monk seal (Monachus monachus) with view of Bugio Island, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Female Mediterranean Monk seal (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) juvenile male, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) pair courting on rocks on seabed, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Wild Wonders of Europe / Sá / Entrance to "Furna da gua" cave, regularly visited by Monk Seals (Monachus monachus) Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009

Wild Wonders of Europe / Sá / Mediterranean Monk seal (Monachus monachus) pair mating, Deserta Grande, Desertas Islands, Madeira, Portugal, August 2009, Critically endangered species

Bernard Castelein / Cinereous / European black vulture (Aegypius monachus) spreading wings on ground, Rajasthan, India

Michael Pitts / Hawaiian monk seal {Monachus schauinslandi} Pacific

Flip Nicklin / Hawaiian Monk Seal (Monachus schauinslandi) pair playing, Hawaii

Mitsuaki Iwago / Hawaiian Monk Seal (Monachus schauinslandi) portrait, Hawaii

Pete Oxford / Monk parakeet {Myiopsitta monachus} feeding on mango Pantanal, Brazil

Michael Pitts / Hawaiian monk seal pair courting off Midway Atoll,Pacific Ocean

Hermann Brehm / Monk Parakeet (Myiopsitta monachus) perched on branch in the middle of river, Pantanal, Brazil

Juan Manuel Borrero / Illustration of Mediterranean Monk Seal (Monachus monachus) head and body. Critically Endangered species. Pencil and watercolor painting.

Juan Manuel Borrero / Illustration of Cinereous Vulture (Aegypius monachus) near Threatened species. Pencil and watercolor painting.

Juan Manuel Borrero / Illustration of threatened species of Spain : Blue whale (Balenoptera musculus), Brown bear (Ursus arctos), Spanish ibex (Capra pyrenaica hispanica), Bullhead (Cottus gobio), Iberian Rock Lizard (Lace...

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) in flight overhead, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) preening, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) preening, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) profile portrait on ground, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head profile, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) portrait of two birds, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) bald individual head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head profile, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) rear view of head feathers, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) rear view of head, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) portrait, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) rear view of back feathers, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head profile, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vultures (Aegypius monachus), Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) head profile, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) calling profile, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / European Black vulture (Aegypius monachus) feeding on dead chicken, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Muñoz / Griffon vultures (Gyps fulvus) and European black vultures (Aegypius monachus) in mass flock feed pon carcass, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y L...

Wild Wonders of Europe / Muñoz / Griffon vultures (Gyps fulvus) and European black vultures (Aegypius monachus) in mass flock feed on carcass, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Le...

Wild Wonders of Europe / Muñoz / Griffon vultures (Gyps fulvus) and European black vultures (Aegypius monachus) in mass flock feed, Campanarios de Azaba Biological Reserve, a rewilding Europe area, Salamanca, Castilla y Leon, Spain

XI ZHINONG / Cinereous vulture (Aegypius monachus) with common raven (Corvus corax) Kekexili, Qinghai, Tibetan Plateau, China, December

Markus Varesvuo / Black Vulture (Aygiptus monachus) drinking, Spain March

Fabrice Cahez / Cinereous Vulture (Aegypius monachus) (foreground) and Black Kite (Milvus migrans) in flight. Extramadura, Spain, May.

Fabrice Cahez / Eastern Imperial Eagle (Aquila heliaca) (bottom) and Cinereous Vulture (Aegypius monachus) (top) in flight. Extramadura, Spain, May.

Charlie Summers / Hooded vulture (Necrosyrtes monachus) cautiously approaches an unseen carcass, Serengeti National Park, Tanzania, East Africa, March

Paul Williams / Monk parakeet (Myiopsitta monachus) at nest, Pantanal, Pocone, Brazil

Paul Williams / Monk parakeet (Myiopsitta monachus) at nest, Pantanal, Pocone, Brazil

Paul Williams / Monk parakeet (Myiopsitta monachus) at nest, Pantanal, Pocone, Brazil

Paul Williams / Monk parakeet (Myiopsitta monachus) at nest, Pantanal, Pocone, Brazil

Markus Varesvuo / Black vulture (Aegypius monachus) portrait, Spain, April

Markus Varesvuo / Black vulture (Aegypius monachus) portrait, with outstretched wing, Spain, April

Markus Varesvuo / Black vulture (Aegiptus monachus) on ground with wings spread, Spain, December

Markus Varesvuo / Black vulture (Aegypius monachus) in flight, looking down at the ground, Spain, April

Markus Varesvuo / Black vulture (Aegypius monachus) in flight, Spain, April

Fabrice Cahez / Monk / European black vulture (Aegypius monachus) in flight, Gorges de la Jonte, France, January.

Fabrice Cahez / Monk / European black vulture (Aegypius monachus) in flight, Gorges de la Jonte, France, January.

Fabrice Cahez / Monk / European black vulture (Aegypius monachus) in flight, Gorges de la Jonte, France, January.

Pete Oxford / Eurasian Black Vulture (Aegypius monachus) in nest with chick, Gobi Desert, Mongolia

Bert Willaert / Hooded Vulture (Necrosyrtes monachus) portrait. Ghana, October.

Bert Willaert / Hooded Vultures (Necrosyrtes monachus) feeding on dead dog. Ghana, October.

Bert Willaert / Two Hooded Vultures (Necrosyrtes monachus). Ghana, October.

Loic Poidevin / Two European Black Vultures (Aegypius monachus) face to face. The Pyrenees, Spain, February.

Loic Poidevin / Two European Black Vultures (Aegypius monachus). Spanish Pyrenees, Europe, February.

Loic Poidevin / Squabbling European black vultures (Aegypius monachus) as chicks look on in the background. The Pyrenees, Spain, February.

Loic Poidevin / Portrait of a Black Vulture (Aegypius monachus) with two juveniles in the background. The Pyrenees, Spain, February.

Robin Chittenden / Hooded vulture (Necrosyrtes monachus) Gambia, January

Robin Chittenden / Hooded vulture (Necrosyrtes monachus) sitting in tree, The Gambia January

Robin Chittenden / Hooded vultures (Necrosyrtes monachus) at tourist attraction, The Gambia, January 2011

Markus Varesvuo / Portrait of a Black Vulture (Aegypius monachus). Spain, December.

Markus Varesvuo / Black Vulture (Aegypius monachus) in flight. Spain, December.

Markus Varesvuo / Portrait of a European Black Vulture (Aegypius monachus). Spain, December.

Markus Varesvuo / European Black Vulture (Aegypius monachus) spreading its wings. Spain, December.