A 1989 USSR stamp, depicting two ducks (common Teal, <i><a href="//commons.wikimedia.org/wiki/Anas_crecca" title="Anas crecca">Anas crecca</a></i>: male (front left) and female (back right).
Scanned and processed by <a href="//commons.wikimedia.org/wiki/User:Mariluna" title="User:Mariluna">Mariluna</a>
18 September 2007 (original upload date)
Personal collection