Drawing of a Burrough Duck from a 18th century specimen [modern geographical distribution: the Palearctic, the Indo-Malayan Realm, and the Afrotropics].
Drawing of a male Common Goldeneye from a 18th century specimen [modern geographical distribution: North America, Europe, the Middle East, Central Asia, and Northeastern Asia].
Drawing of a pair of male and female Green-winged Teals from 18th century specimens [modern geographical distribution: North America, Europe, Asia, and Africa].