Any of several plump-bodied Old World game birds, especially of the genera Perdix and Alectoris, related to the pheasants and grouse.

• 山鹑，山鹧鸪几种体型圆胖的旧大陆猪鸟中的任一种，尤指与雉和松鸡有关的山鹑属和石鸡属