Luiz Claudio Marigo / Reddish-bellied Parakeet (Pyrrhura frontalis) feeding on Hibiscus leaves in Serrinha do Alambari Environmental Protection Area, municipality of Resende, Rio de Janeiro State, Southeastern Brazil.

Luiz Claudio Marigo / Luchsi´s Monk Parakeet (Myiopsitta luchsi) at the Perereta cliffs, Cochabamba Department, Bolivia.

Luiz Claudio Marigo / Peach-fronted parakeet (Aratinga aurea) feeding on flowers. Chapada dos Veadeiros, Cerrado region of Gois State, Central Brazil.

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) pair in tree, wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose ringed / Ring-necked Parakeet (Psittacula krameri) feeding on flowers of Japanese Cherry (Prunus serrulata) Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) feeding on spring flowers / catkins, wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) male and female at nest hole in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) male feeding female in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) at nest hole in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) at nest hole in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose ringed / Ring-necked Parakeet (Psittacula krameri) feeding on flowers of Japanese Cherry (Prunus serrulata) Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) looking out of nest hole in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose-ringed / Ring-necked Parakeet (Psittacula krameri) flying to nest hole in Plane tree (Platanus sp) wild, Mannheim, Baden-Wuerttemberg, Germany

Kerstin Hinze / Rose ringed / Ring-necked Parakeet (Psittacula krameri) at its nest hole in a Plane tree (Platanus sp) Mannheim, Baden-Wuerttemberg, Germany

TJ Rich / Ring-necked / Rose-ringed Parakeet (Psittacula krameri) perched on branch outside nesting hole, Ranthambhore NP, Rajasthan, India

TJ Rich / Ring-necked / Rose-ringed Parakeet (Psittacula krameri) peeping out of nesting hole in tree, Ranthambhore NP, Rajasthan, India

Jouan & Rius / Rainbow lorikeet (Trichoglossus haematodus moluccanus) perched on a branch, Cania Gorge National Park, Queensland, Australia

Jouan & Rius / Green parakeet (Aratinga holochlora) Costa Rica

Rod Williams / Yellow crowned / fronted parakeet {Cyanoramphus auriceps}, from Stewart Is, New Zealand

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) hanging upside down feeding on hawthorn leaves, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) at nest hole in tree, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) five perched, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on Tinder fungus (probably taking a mineral supplement) Richmond Park, London, UK, naturalised british population from cage birds that escaped into th...

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on Hawthorn berries, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on Hawthorn berries, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on horse chestnut conker, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on Hawthorn berries, Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) feeding on Tinder fungus (probably taking a mineral supplement), Richmond Park, London, UK, naturalised british population from cage birds that escaped into t...

David Kjaer / Rose-Ringed Parakeet (Psittacula krameri) Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

David Kjaer / Rose-Ringed Parakeets (Psittacula krameri) Richmond Park, London, UK, naturalised british population from cage birds that escaped into the wild.

Pete Oxford / White-eyed parakeet (Aratinga leucophthalmus) Pantanal, Brazil

RHONDA KLEVANSKY / Patagonian conures / Burrowing parakeets {Cyanoliseus patagonus} feeding on bush, Chile

Bernard Castelein / Male Plum headed parakeet {Psittacula cyanocephala} perching on branch feeding, Madhav NP, Madhya Pradesh, India

Bernard Castelein / Male Plum headed parakeet {Psittacula cyanocephala} Madhav NP, Madhya Pradesh, India

Bernard Castelein / Male Plum headed parakeet {Psittacula cyanocephala} feeding in tree, Madhav NP, Madhya Pradesh, India

Pete Oxford / Rose-ringed parakeets (Psittacula krameri) nesting in cavities in marble carved building, Bharatpur, Rajasthan, India 2006

Rod Williams / Mitred conure {Aratinga mitrata mitrata} preening / roosting, captive, from South America

Nature Production / Rose ringed Parakeet {Psittacula krameri} feeding on cherry flowers {Prunus Cerasus kanzakura 'Kanzakura'} Tokyo, Japan

Rolf Nussbaumer / Green Parakeet (Aratinga holochlora) at nesting cavity in palm tree, Brownsville, Rio Grande Valley, Texas, USA. April 2001

Steven David Miller / Red-collared Lorikeet (Trichoglossus haematodus rubritorquis) Litchfield NP, Northern Territory, Australia

Steven David Miller / Red-collared Lorikeet (Trichoglossus haematodus rubritorquis) Litchfield NP, Northern Territory, Australia

Steven David Miller / Red-collared Lorikeet (Trichoglossus haematodus rubritorquis) calling, Litchfield NP, Northern Territory, Australia

Steven David Miller / Red-collared Lorikeet (Trichoglossus haematodus rubritorquis) Litchfield NP, Northern Territory, Australia

Steven David Miller / Two Red-collared Lorikeets (Trichoglossus haematodus rubritorquis) Litchfield NP, Northern Territory, Australia

Steven David Miller / Two Red-collared Lorikeets (Trichoglossus haematodus rubritorquis) Litchfield NP, Northern Territory, Australia

Hermann Brehm / Monk parakeet at nest {Myiopsitta monachus} Pantanal, Brazil

Hermann Brehm / Monk parakeet pair {Myiopsitta monachus} Pantanal, Brazil

Pete Oxford / Monk Parakeet feeding on mango {Myiopsitta monachus} Pantanal, Brazil, South America

Steven David Miller / Rainbow lorikeet {Trichoglossus haematodus) Port Douglas, Queensland, captive

LYNN M. STONE / Indian ring-necked parakeets (PSITTACULA KRAMERI MANILLENSIS) captive, USA

LYNN M. STONE / Indian ring-necked parakeets (PSITTACULA KRAMERI MANILLENSIS) Captive, USA

LYNN M. STONE / Sun conure {Aratinga solstitialis}, captive

LYNN M. STONE / Sun conure {Aratinga solstitialis} captive

Steven David Miller / Rose ringed parakeet {Psittacula krameri} Captive, Australia

Bernard Castelein / Wall painting showing Parakeets, Sawai Madhopur, Rajasthan, India

Pete Oxford / Male Rose ringed parakeet {Psittacula krameri} Keoladeo Ghana NP Bharatpur, India

Bernard Castelein / Rose ringed parakeet {Psittacula krameri} feeding in Flame of the Forest tree, India

Luiz Claudio Marigo / Yellow chevroned / canary winged parakeet {Brotogeris chiriri} Minas Gerais, Brazil

Luiz Claudio Marigo / Cactus parakeet perched on cactus {Aratinga cactorum} NE Brazil

Tony Heald / Plum headed Parakeets {Psittacula cyanocephala} male and female interacting, Bandhavgarh NP, India.

Tony Heald / Male Plum headed Parakeet {Psittacula cyanocephala} Bandhavgarh NP, India.

Doug Perrine / Galah cockatoos / parakeets flying {Eolophus / Cacatua roseicapilla} W Australia

Luiz Claudio Marigo / Girl with pet Canary-winged parakeets {Brotogeris versicolurus} Brazil

Pete Oxford / Red-masked conure {Aratinga erythrogenys} Machalilla NP, Ecuador

Pete Oxford / Flock of Cobalt winged parakeets {Brotogeris cyanoptera} rainforest, Ecuador.

Patricio Robles Gil / Flock of Green parakeets in flight {Aratinga holochlora} San Luis Potosi, Mexico

Patricio Robles Gil / Flock of Green parakeets in tree {Aratinga holochlora} San Luis Potosi, Mexico

Michael Pitts / Rose ringed parakeets in cage for sale {Psittacula krameri}

Pete Oxford / Painted parakeets at clay lick {Pyrrhura picta} Madre de Dios, Amazonia, Peru

Rod Williams / Golden conure {Guaruba / Aratinga guarouba} juvenile feeding in Hibiscus tree, captive, from rainforests of Brazil, Endangered

Daniel Gomez / Austral parakeets feeding {Enicognathus ferrugineus} Nahuel Huapi NP, Patagonia,

Vivek Menon / Moustached parakeets (Psittacula alexandri) for sale Calcutta India

LYNN M. STONE / Sun conures {Aratinga solstitialis}

Bernard Castelein / Rose ringed parakeet male feeding in tree {Psittacula krameri} Keoladeo NP, Rajasthan, India

Bristol City Museum / Carolina parakeet {Conuropsis carolinensis} - museum specimen. Extinct 1914. Only parrot species indigenous to USA

Ashok Jain / Plum Headed Parakeet male. (Psittacula cyanocephala) India Feeding on Wheat crop. Also known as Blossomheaded or Blossom Headed Parakeets

Bernard Castelein / Rose ringed parakeet drinking from puddle {Psittacula krameri} Keoladeo Ghana NP / Bharatphur, India

Bernard Castelein / Rose ringed parakeet looks for minerals in sandstone of Jain temple {Psittacula krameri} India Rajasthan

Daniel Gomez / Austral parakeet feeding {Enicognathus ferrugineus} Nahuel Huapi NP, Patagonia, Argentina, South America

Bernard Castelein / Rose ringed parakeet, mating behaviour {Psittacula krameri} Keoladeo Ghana NP, Rajasthan, India

LYNN M. STONE / Red masked conure portrait {Aratinga erythrogenys) C

Bernard Castelein / Rose ringed parakeet drinks from stand pipe (Psittacula krameri) Keoladeo / Bharaptpur NP, India

Julian Hume / Illustration of Mauritius dawn showing extinct species. A Mauritius giant tortoise (Cylindraspis inepta) - extinct c 1730 - awaits the warmth of the morning sun,while the Thirioux's grey parrot (Psitt...

Julian Hume / Illustration of Broad billed parrot / Raven parrot (Lophopsittacus mauritianus) - extinct 1674 - male right,female left,with echo parakeet (Psittacula echo),the only surviving Mascarene parrot (critic...

Rod Williams / Sun Conure (Aratinga solstitialis) perched, stretching wing, captive, from Brazil, Guyana, Venezuela

LYNN M. STONE / Mitred conure (Aratinga mitrata) on branch, captive

LYNN M. STONE / Sun conure (Aratinga solstitialis) on branch, captive

Bernard Castelein / Rose ringed parakeet portrait Keoladeo(Psittacula krameri) India

Gabriel Rojo / Monk parakeets feeding on ground {Myiopsitta monachus} La Pampa, Argentina Salinas

Gabriel Rojo / Monk parakeets in tree {Myiopsitta monachus} Valdez, Patagonia, Argentina Chubut

Gabriel Rojo / Monk parakeet on ground {Myiopsitta monachus} La Pampa, Argentina Salinas Grandes,

LUKE B. BARNETT / Wild Rose ringed parakeet eating hornbeam fruits {Psittacula krameri} Richmond

Nick Garbutt / Mauritius parakeet in aviary {Psittacula echo} Mauritius