Staffan Widstrand / Raja Shelduck (Tadorna rajah) two sanding on branch, one standing on one leg, Raja Ampat, Western Papua, Indonesian New Guinea

Staffan Widstrand / Raja shelduck (Tadorna rajah) Raja Ampat, Western Papua, Indonesian New Guinea

Staffan Widstrand / Raja shelduck (Tadorna rajah), Raja Ampat, Western Papua, Indonesian New Guinea

Barry Mansell / Radjah shelduck (Radjah radjah / Tadorna radjah). Captive. Occurs in Australia, Indonesia and Papua New Guinea.

Juan Manuel Borrero / Illustration of threatened species of birds of Spain. Iberian Guillemot (Uria aalge ibericus), Cantabrian capercallie (Tetrao urogallus cantabricus), White backed woodpecker (Dendrocopos leucotos), Be...

Rod Williams / White-backed Duck (Thalassornis leuconotos leuconotus) Captive, occurs Senegal to Chad, Ethiopia to South Africa

Philippe Clement / White backed ducks with chick {Thalassornis leuconotus} Belgium, native to Africa

Eric Sohn Joo Tan/ BIA / White-backed Duck (Thalassornis leuconotus), Lake Awasa, Ethiopia

E.J. Peiker/ BIA / White-backed Duck (Thalassornis leuconotus), California