A water hen is a bird that is commonly found near water bodies. It is known by different names in various parts of the world. Some of the synonyms for water hen are moorhen, marsh hen, swamp chicken, and duck-coot. In North America, water hens are called American coots while in Australia, they are known as dusky moorhens. These birds are known for their distinctive calls, which are often heard near water bodies such as lakes, ponds, and swamps. Regardless of the name, water hens are an important part of the ecosystem as they play a vital role in the food chain, and are also enjoyed by birdwatchers and nature enthusiasts for their unique characteristics.