Black-headed Heron, <i>Ardea melanocephala</i>, carrying nest material.  Stanford, Western Cape, South Africa.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/58575431@N00">Matt MacGillivray</a> from Toronto, Canada
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/58575431@N00/2904872985/">nest building</a>