1. Black gallinule that inhabits ponds and lakes; SYN. Gallinula chloropus.
2. Female red grouse.
Marsh bird Gallinula chloropus of the rail family, common in water of swamps, lakes, and ponds in Eurasia, Africa, and North and South America. It is about 33 cm/13 in long, and mainly brown and gray, but with a red bill and forehead, and a vivid white underside to the tail. The big feet are not webbed or lobed, but the moorhen can swim well.