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.

Joel Sartore / Photo Ark / Turquoise fronted amazon (Amazona aestiva aestiva) eye detail, Loro Parque Fundacion. Captive, occurs in South America.

Joel Sartore / Photo Ark / Yellow-lored Amazon parrot (Amazona xantholora) in foreground and White-fronted Amazon (Amazona albifrons) parrot, portrait, Pet Paradise, USA. Captive, occurs in South and Central America.

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