The white-breasted waterhen, also known as the common moorhen, is a medium-sized waterbird found in wetlands and freshwater habitats around the world. It is a member of the rail family, Rallidae, and is closely related to the coots and gallinules. The white-breasted waterhen is a striking bird with a black body, white breast and belly, and a bright red beak and legs. It is a shy and retiring bird, but can be seen foraging in shallow water or on the edges of marshes and ponds.
The white-breasted waterhen is an important part of the wetland ecosystem. It helps to control populations of aquatic insects and other invertebrates, and its droppings provide nutrients for plants. The white-breasted waterhen is also a popular game bird in some parts of the world.