Rails

• Bustards
• Inland marsh-dwelling birds with long legs and necks and bills that wade in water in search of food cranes

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Gruiformes \Gruiformes\ n. An order of inland marsh-dwelling birds with long legs and necks and bills that wade in water in search of food, including cranes, rails, and bustards. Syn: order Gruiformes .

Wikipedia Word definitions in Wikipedia
The Gruiformes are an order containing a considerable number of living and extinct bird families , with a widespread geographical diversity. Gruiform means "crane-like". Traditionally, a number of wading and terrestrial bird families that did not seem to ...