Mallard duck on the Danube at Melk, Austria.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/95158573@N00">Bruce Tuten</a> from Savannah, Georgia, United States
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/95158573@N00/354428550/">Melk duck  (Mallard)</a>