The American Coot is a common bird species known for its black plumage and white bill. It is also referred to by several different synonyms, including mud hen, marsh hen, and water chicken. These terms are often used to describe the American Coot's habitat near marshes, wetlands, and other water sources. The word "mud hen" is derived from the bird's tendency to forage in shallow waters for food, while "water chicken" highlights its chicken-like appearance. The name "marsh hen" refers to the bird's habit of nesting and dwelling in marshy areas. Despite their varied names, American Coots are known for their distinctive calls and unique behaviors, making them a fascinating bird species to observe in their natural habitats.