The Eurasian Duck is a species of duck that is found in Europe, Asia, and parts of North Africa. It is commonly known by two names: the SMEW (4 letters) and the TEAL (4 letters). The SMEW is a medium-sized duck with a black-and-white plumage, while the TEAL is a small duck with a mottled brown plumage. Both species are highly adaptable and can be found in a variety of habitats, including wetlands, rivers, and lakes.