The Mallard duck has a glossy green head with a yellow bill and sits atop a white neckband and chestnut colored chest. It lives in bodies of fresh water across Asia, Europe and North America, and can also be found in urban areas like parking lots and rooftops. The Mallard duck eats a variety of foods like invertebrates, fish, plants and grains, and is an omnivore. Some key facts are that its scientific name is Anas platyrhynchos, males have a nasal call and females quack, and they can live up to 29 years.