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Bustards, including floricans and korhaans, are large, terrestrial birds living mainly in dry grassland areas and on the steppes of the Old World. 
They make up the family Otididae, formerly known as Otidae.
The name is from Latin ōtis (“bustard”), from Ancient Greek ὠτίς (ōtís).

Otidiformes are a bird order which was formerly included in the order Gruiformes. The name is from Latin ōtis (“bustard”), from Ancient Greek ὠτίς (ōtís).