The rufous-necked hornbill (Aceros nipalensis) is a species of hornbill in the northeastern Indian Subcontinent and Southeast Asia. Numbers have declined significantly due to habitat loss and hunting, and it has been entirely extirpated from Nepal.
(David Schultz) Great blue herons are common near open water and wetlands over most of North and Central America, as well as the Caribbean and Galápagos Islands. They are, however, only rare vagrants to Europe.
East African Grey crowned Crane lives in dry savannah in Africa south of the Sahara, tho it nests in somewhat wetter habitats. They can also be found in marshes, cultivated lands & grassy flatlands near rivers & lakes from Uganda & Kenya to South Africa.