A female Mallard in USA.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/48080134@N08">Dave Hosford</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/48080134@N08/4600409888/">Hen</a>