Pete Oxford / Caribbean Parakeet or Brown-throated Parakeet (Aratinga pertinax xanthogenia) Bonaire, Netherlands Antilles, Caribbean

Pete Oxford / Huaorani Indian woman with her pet Cobalt-winged Parakeet (Brotogeris cyanoptera). Gabaro Community, Yasuni National Park, Ecuador, June 2007. Model release #GA12.

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) flying, threatened / endangered species, Black River Gorges, Mauritius, Indian Ocean, wild

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) threatened / endangered species, Black River Gorges, Mauritius, Indian Ocean, wild

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) Threatened / endangered species, Mauritian Wildlife Foundation breeding centre, Mauritius, captive

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) Threatened / endangered species, Mauritian Wildlife Foundation breeding centre, Mauritius, captive

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

Gabriel Rojo / Austral parakeet {Enicognathus ferrugineus} Lanin NP, Argentina

Gabriel Rojo / Austral parakeets {Enicognathus ferrugineus} Lanin National Park, Argentina

Tom Vezo / Parakeet Auklet {Aethia psittacula} portrait on a rock, Alaska. Saint Paul Island

Tom Vezo / Parakeet Auklet {Aethia psittacula} portrait on a rock, Alaska. Saint Paul Island

Tom Vezo / Parakeet Auklet {Aethia psittacula} calling from a rock, Alaska. Saint Paul Island

Rolf Nussbaumer / Flock of Green parakeets flying {Aratinga holochlora} Texas, USA

Rolf Nussbaumer / Green parakeet pair {Aratinga holochlora} Texas, USA.

Claus Meyer / Crimson-bellied Parakeet (Pyrrhura perlata) portrait, Amazon ecosystem, Brazil

Claus Meyer / Golden Parakeet (Aratinga guarouba), Amazon, Brazil

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

Ashok Jain / Rose Ringed Parakeet looking out of nest hole. Keoladeo NP India (Psittacula krameri)

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

Sue Flood / Parakeet Auklet (Aethia psittacula) on Tyuleniy Island in the Kuril Island chain, Russian Far East.

Albert Lleal / Budgerigar (Melopsittacus undulatus) pair under ultraviolet light showing fluorescence

Albert Lleal / Budgerigar (Melopsittacus undulatus) pair under visible light

Ole Jorgen Liodden / Red-crowned Parakeet (Cyanoramphus novaezelandiae) perched, vulnerable species, Auckland Island, New Zealand. November.

Ole Jorgen Liodden / Red-crowned Parakeet (Cyanoramphus novaezelandiae) portrait, vulnerable species, Auckland Island, New zealand. November.

Robin Chittenden / Rose ringed Parakeet (Psittacula krameri) perched on wall, London, UK January

Robin Chittenden / Rose ringed Parakeet (Psittacula krameri) at bird feeders in urban garden, London, UK January

Robin Chittenden / Rose ringed Parakeet (Psittacula krameri) at bird feeders in urban garden, London, UK January

Tim Fitzharris / Rose-ringed Parakeet (Psittacula krameri), Jurong Bird Park, Singapore

Brent Stephenson / Red crowned parakeet (Cyanoramphus novaezelandiae) feeding amongst tangled vines, Tiritiri Matangi Island, Auckland, New Zealand.

Brent Stephenson / Red crowned parakeet (Cyanoramphus novaezelandiae) Tiritiri Matangi Island, Auckland, New Zealand.

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

Daniel Heuclin / Bolivian Blue-crowned Parakeet / Conure (Aratinga acuticaudatus neumanni). Captive. Santa Cruz, Bolivia.

Luiz Claudio Marigo / Maroon / Reddish bellied parakeet (Pyrrhura frontalis) eating banana, mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camacan, Sout...

Luiz Claudio Marigo / Maroon / Reddish bellied parakeet (Pyrrhura frontalis) two perched on branch, mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camac...

Luiz Claudio Marigo / Maroon / Reddish bellied parakeets (Pyrrhura frontalis) two perched on branch in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Ca...

Luiz Claudio Marigo / Maroon / Reddish bellied parakeet (Pyrrhura frontalis) perched on branch in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camacan...

Luiz Claudio Marigo / Maroon / Reddish bellied parakeet (Pyrrhura frontalis) perched on branch in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camacan...

Roland Seitre / Flock of Cobalt-winged Parakeet (Brotogeris cyanoptera) feeding on clay which provides some minerals they require. Madre de Dios, Peru, September.

Roland Seitre / Flock of Cobalt-winged Parakeet (Brotogeris cyanoptera) and Black-capped Parakeet (Pyrrhura rupicola) in shade under tree. Madre de Dios, Peru, September.

Roland Seitre / Ocelot (Leopardus / Felis pardalis) with Cobalt-winged Parakeet (Brotogeris cyanoptera) it has batted from the air. Madre de Dios, Peru, September. Sequence 4 of 4.

Roland Seitre / Ocelot (Leopardus / Felis pardalis) with Cobalt-winged Parakeet (Brotogeris cyanoptera) it has batted from the air. Madre de Dios, Peru, September. Sequence 3 of 4.

Roland Seitre / Ocelot (Leopardus / Felis pardalis) stalking after parakeet it has knocked from the air; blurred parakeet flies overhead. Madre de Dios, Peru, September. Sequence 2 of 4.

Pete Oxford / Dusky-headed Parakeet (Aratinga weddellii) flock at clay lick feeding on minerals, Yasuni National Park, Amazon, Ecuador

Martin Willis / Budgerigar (Melopsittacus undulatus) flock descending to feed on grass, Boulia, Queensland, Australia

Martin Willis / Budgerigar (Melopsittacus undulatus) male and female at nesting hollow, Winton, Queensland, Australia

Martin Willis / Budgerigar (Melopsittacus undulatus) pair mating, Winton, Queensland, Australia

Martin Willis / Budgerigar (Melopsittacus undulatus) flock descending to waterhole, Boulia, Queensland, Australia

Martin Willis / Budgerigar (Melopsittacus undulatus) male and female courting at nesting hollow, Winton, Queensland, Australia

Martin Willis / Budgerigar (Melopsittacus undulatus) flock flying, Boulia, Queensland, Australia

Andy Sands / Ring-necked Parakeet (Psittacula krameri) feeding on wind fallen apples. Hertfordshire, England, UK, January.

Bernard Castelein / Plum headed parakeet (Psittacula cyanocephala) male, Sawai Modhopur, Rajasthan, India

Bernard Castelein / Plum headed parakeet (Psittacula cyanocephala) male, Sawai Modhopur, Rajasthan, India

Bernard Castelein / Plum headed parakeet (Psittacula cyanocephala) female, Sawai Modhopur, Rajasthan, India

ZSSD / Dusky-headed Parakeet (Aratinga weddellii) flock flying, Manu National Park, Peru

Brent Stephenson / Red-crowned Parakeet (Cyanoramphus novaezelandiae) perched on a log on forest floor. Tiritiri Matangi Island, Auckland, New Zealand, September.

Mike Read / Red crowned parakeet (Cyanoramphus novaezelandia / saisseti) Ulva Island, New Zealand

Steve Gettle / Sulphur-winged Parakeet (Pyrrhura hoffmanni), Costa Rica

Martin Willis / Australian Hobby (Falco longipennis) feeding on Budgerigar (Melopsittacus undulatus), Simpson Desert, Northern Territory, Australia

Hanne & Jens Eriksen / Rose ringed parakeet (Psittacula krameri) drinking, Oman, January

Oriol Alamany / Austral parakeets (Enicognathus ferrugineus), pair on a branch, Torres del Paine National Park, Patagonia, Chile

Oriol Alamany / Austral parakeets (Enicognathus ferrugineus), couple preening on a branch, Torres del Paine National Park, Patagonia, Chile

Konrad Wothe / Sun conure / parakeet (Aratinga solstitialis) two perched, South America, captive, endangered species

Konrad Wothe / Sun conure / parakeet (Aratinga solstitialis) South America, captive, endangered species

Konrad Wothe / Red-crowned Parakeet (Cyanoramphus novaezelandiae) in profile. Enderby Island, New Zealand.

Konrad Wothe / Red-crowned Parakeet (Cyanoramphus novaezelandiae) perched. Enderby Island, New Zealand.

Tim Laman / Parakeet. Unidentified, possible a new species (Myiopsitta sp.). Captured in the Foja Mountains at 1650 m. Foja Mountains, Papua, Indonesia, 2008. (taken during Conservation International Rapid Assess...

Pete Oxford / Brown-throated Parakeet (Aratinga pertinax) feeding on cactus flower, Bonaire, Netherlands Antilles, Caribbean

Pete Oxford / Brown-throated Parakeet (Aratinga pertinax) perching. Orinoco River, Apure Province, Venezuela / Colombia border.

Pete Oxford / Brown-throated Parakeet (Aratinga pertinax) perching. Orinoco River, Apure Province, Venezuela / Colombia border.

David Welling / Green Parakeet (Aratinga holochlora) perching. Laredo Webb County, Texas, USA, May.

David Welling / Green Parakeet (Aratinga holochlora) perching. Laredo Webb County, Texas, USA, May.

Pete Oxford / Cuban Parakeet (Aratinga euops) perching in tree, Cuba

Tim Fitzharris / Sun Parakeet (Aratinga solstitialis) pair feeding on leaves, native to South America

Tim Fitzharris / Sun Parakeet (Aratinga solstitialis), native to South America

Luiz Claudio Marigo / Yellow-chevroned Parakeets (Brotogeris chiriri) eating the fruit of Siriguela tree (Spondias purpurea). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Mark Hughes / Red-fronted Parakeet (Cyanoramphus novaezelandiae), Karori, Wellington, New Zealand

Mark Hughes / Red-fronted Parakeet (Cyanoramphus novaezelandiae) feeding, Somes Island, New Zealand

Luciano Candisani / Monk Parakeet (Myiopsitta monachus), Pantanal, Brazil

Luciano Candisani / Monk Parakeet (Myiopsitta monachus), Pantanal, Brazil

Pete Oxford / Sun Parakeet / Sun Conure (Aratinga solstitialis) pair perched in tree, wild, Karasabai, Rupununi, Goyana, critically endangered species

Konrad Wothe / Sun Parakeet (Aratinga solstitialis) pair, South America

Konrad Wothe / Sun Parakeet (Aratinga solstitialis) pair, South America

Konrad Wothe / Sun Parakeet (Aratinga solstitialis) pair, South America

Konrad Wothe / Jendaya Conure (Aratinga jandaya) parrot, South America

Konrad Wothe / Sun Parakeet (Aratinga solstitialis) pair grooming, South America

Luiz Claudio Marigo / Cactus parakeet (Aratinga cactorum) perched in the Caatinga, Hotel Pedra dos Ventos, Central Ceara State, northeastern Brazil.

Luiz Claudio Marigo / Reddish / Marron-bellied parakeet (Pyrrhura frontalis) perched in Hibiscus tree, Atlantic Rainforest of Serrinha do Alambari Environmental Protection Area, Resende, Rio de Janeiro State, Brazil.

Murray Cooper / Maroon-tailed Parakeet (Pyrrhura melanura) pair, Ecuador

Mark Carwardine / Mauritius / Mascarene / Echo parakeets (Psittacula eques) in habitat, threatened / endangered species, Black River Gorges, Mauritius, Indian Ocean, wild

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) threatened / endangered species, Black River Gorges, Mauritius, Indian Ocean, wild

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) Threatened / endangered species, Mauritian Wildlife Foundation breeding centre, Mauritius, captive