Paul Hobson / Resplendent quetzal (Pharomachrus mocinno) male perched on branch. Costa Rica.

Donald M. Jones / Resplendent Quetzal (Pharomachrus mocinno) male, Costa Rica

Thomas Marent / Black-tailed Trogon (Trogon melanurus) male, Magdalena Valley, Colombia

Alan Murphy / Elegant Trogon (Trogon elegans) male, Arizona

Agustin Esmoris / Surucua Trogon (Trogon surrucura), Misiones, Argentina

Konrad Wothe / Resplendent Quetzal (Pharomachrus mocinno) male looking out of nest, Costa Rica

Oscar Dewhurst / Malabar trogon (Harpactes fasciatus) female perched on branch. Goa, India.

Staffan Widstrand / Wild Wonders of China / Red-headed trogon (Harpactes erythrocephalus) Tongbiguan Nature Reserve, Dehong, Yunnan, China

Staffan Widstrand / Wild Wonders of China / Red-headed trogon (Harpactes erythrocephalus) Tongbiguan Nature Reserve, Dehong, Yunnan, China

Staffan Widstrand / Wild Wonders of China / Red-headed trogon (Harpactes erythrocephalus) Tongbiguan Nature Reserve, Dehong, Yunnan, China

Lucas Bustamante / Masked trogon (Trogon personatus) Mindo, Pichincha, Ecuador

David Pattyn / Masked trogon (Trogon personatus) couple mating in cloud forest environment, Bellavista private reserve, Mindo, Pichincha, Ecuador, July