List of bird genera concerns the Chordata class of Aves or birds, characterised by feathers, a beak with no teeth, the laying of hard-shelled eggs, and a high metabolic rate. == Accipitriformes == Eagles, Old World vultures, secretary-birds, hawks, harriers, etc.
List of bird genera concerns the Chordata class of Aves or birds, characterised by feathers, a beak with no teeth, the laying of hard-shelled eggs, and a high metabolic rate. == Accipitriformes == Eagles, Old World vultures, secretary-birds, hawks, harriers, etc.
Source: Wikipedia "List of bird genera" · CC BY-SA 4.0
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