Mute swan (<i>Cygnus olor</i>) in Prague, Czech Republic.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/treegrow/">Katja Schulz</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/treegrow/32523900602/">Mute Swan - Flickr</a>