Christine Jung / Double-banded Courser (Rhinoptilus africanus), Etosha Nationalpark, Oshikoto, Namibia

Sylvain Cordier / Yellow crowned parrot (Amazona ochrocephala) at the clay lick, Tambopata Research Center, Peru

Sylvain Cordier / Yellow crowned parrot (Amazona ochrocephala) at clay lick, Tambopata Research Centre, Peru

Konrad Wothe / Yellow-crowned Parrot (Amazona ochrocephala) pair, Panguana Nature Reserve, Peru

Glenn Bartley / Yellow-crowned Parrot (Amazona ochrocephala) pair at clay lick, Ecuador

David Tipling / Yellow-crowned Parrot (Amazona ochrocephala) feeding, Iquitos, Peru

Nick Garbutt / Yellow-crowned Parrot / Amazon (Amazona ochrocephala) Northern Pantanal, Brazil. September

Pete Oxford / Yellow-crowned Parrot (Amazona ochrocephala) in rainforest, Amazon, Ecuador

Pete Oxford / Yellow-crowned Parrot (Amazona ochrocephala) group for pet trade on flight to Georgetown, Guyana

Murray Cooper / Yellow-crowned Parrot (Amazona ochrocephala) flock feeding at clay lick, Amazon, Ecuador

Dietmar Nill / Belize yellow crowned amazon parrot (Amazona ochrocephala oratrix) feeding in Hazel tree, Rosenstein Park, Stuttgart, Germany, endangered species, a small population of this alien species thrives in S...

Dietmar Nill / Yellow crowned parrot (Amazona ochrocephala oratrix) feeding on grass, Rosestein Park, Stuttgart, Germany, Endangered species, small population of this alien species thrives in a park in Stuttgart

Mark Bowler / Yellow-crowned brush-tailed rat / Cono-cono {Isothrix bistriata} in tree hollow, Yavari River, Peruvian Amazon

Thomas Marent / Yellow-crowned Parrot (Amazona ochrocephala) pair, Venezuela

James Aldred / Boy holding juvenile Yellow crowned parrot {Amazona ochrocephala} Tambopata reserve, Amazonia, Peru, 2004

Konrad Wothe / Yellow-crowned Parrot (Amazona ochrocephala) eating seed pod, Amazon

Glenn Bartley/ BIA / Yellow-crowned Parrot (Amazona ochrocephala) flock at mineral lick, Ecuador

Glenn Bartley/ BIA / Yellow-crowned Parrot (Amazona ochrocephala), Ecuador

Pete Oxford / Yellow-crowned Brush-tailed Rat (Isothrix bistriata) in tree trunk, Yasuni National Park, Amazon Rainforest, Ecuador

Joel Sartore / Photo Ark / Yellow-fronted amazon (Amazona ochrocephala nattereri) portrait, Loro Parque Fundacion. Captive, occurs in Amazon basin.

Joel Sartore / Photo Ark / Yellow-fronted amazon (Amazona ochrocephala nattereri) portrait, Loro Parque Fundacion. Captive, occurs in Amazon basin.

Joel Sartore / Photo Ark / Yellow-fronted amazon (Amazona ochrocephala nattereri) head portrait, Loro Parque Fundacion. Captive, occurs in Amazon basin.

Joel Sartore / Photo Ark / Yellow-fronted amazon (Amazona ochrocephala nattereri) head portrait, Loro Parque Fundacion. Captive, occurs in Amazon basin.

Joel Sartore / Photo Ark / Marajo amazon (Amazona ochrocephala xantholaema) head portrait, Loro Parque Fundacion. Captive, occurs in Marajo Island, Amazon River delta, Brazil.

Joel Sartore / Photo Ark / Marajo amazon (Amazona ochrocephala xantholaema) head portrait, Loro Parque Fundacion. Captive, occurs in Marajo Island, Amazon River delta, Brazil.

Joel Sartore / Photo Ark / Marajo amazon (Amazona ochrocephala xantholaema) head portrait, Loro Parque Fundacion. Captive, occurs in Marajo Island, Amazon River delta, Brazil.

Joel Sartore / Photo Ark / Marajo amazon (Amazona ochrocephala xantholaema) eye detail, Loro Parque Fundacion. Captive, occurs in Marajo Island, Amazon River delta, Brazil.

Joel Sartore / Photo Ark / Marajo amazon (Amazona ochrocephala xantholaema) head portrait, Loro Parque Fundacion. Captive, occurs in Marajo Island, Amazon River delta, Brazil.

Maxime Aliaga / Two Blue-and-yellow macaws (Ara ararauna) eating clay in middle of Southern mealy parrot (Amazona farinosa) flock on Clay lick. Tambopata National Reserve, Madre de Dios, Peru.

Karine Aigner / Yellow-crowned parrot (Amazona ochrocephala) perched, Ecuador.

Karine Aigner / Mealy parrot (Amazona farinosa), Dusky Headed Parakeet (Aratinga weddellii) and Yellow-crowned Parrot (Amazona ochrocephala) group at clay lick. Yasuni National Park, Ecuador