Forster's Tern <i><a href="//commons.wikimedia.org/wiki/Sterna_forsteri" title="Sterna forsteri">Sterna forsteri</a></i> in winter plumage, Bolsa Chica reserve, California.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/32541690@N02">Alan Vernon</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/32541690@N02/3706855031/">Forster's tern in winter plumage #2</a>