Sea widgeon, also known as the Eurasian wigeon or the Anas penelope in scientific terms, is a species of duck that primarily inhabits wetlands, coastal estuaries, and shallow lakes. These beautiful birds boast vibrant plumage, featuring a creamy forehead and a distinctive green stripe extending from their eyes to the back of their head. Noted for their graceful swimming and efficient diving skills, they epitomize aquatic prowess. Synonyms for sea widgeon include the terms mareca penelope, common wigeon, and simply wigeon. These synonyms, though less commonly used, describe the same fascinating bird species – a true gem to witness in nature's waterways.