Mareca

The wigeons or widgeons are a group of birds, dabbling ducks currently classified in the genus Mareca along with two other species. There are three extant species of wigeon, in addition to one recently extinct species.

==Biology== right|thumb|Male (front) and female (rear) American wigeons right|thumb|Male (rear) and female (front) Chiloé wigeons There are three extant species: the Eurasian wigeon (Mareca penelope; formerly Anas penelope), the American wigeon (M. americana; formerly A. americana) and the Chiloé wigeon (M. sibilatrix; formerly A. sibilatrix). A fourth species, the Amsterdam wigeon (M. marecula; formerly A. marecula), became extinct in the 19th century. The wigeons' closest relatives, forming with them the genus Mareca, are the Gadwall and the Falcated Duck.