land hermit crab <i>Coenobita clypeatus</i> in a shell of <i>Cittarium pica</i>. 
<ul><li>Locality: <a href="https://en.wikipedia.org/wiki/Half_Moon_Caye" class="extiw" title="w:Half Moon Caye">Half Moon Caye</a>, in Belize.</li></ul>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/33466410@N00">Jerry Kirkhart</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/33466410@N00/2493487725">Hermit Crab on Half Moon Caye in Belize</a>