Pigeon Guillemot (<i><a href="//commons.wikimedia.org/wiki/Cepphus_columba" title="Cepphus columba">Cepphus columba</a></i>) pair on cliff side. Their active nest is a hole in the side of the cliff above and slightly to the left of the birds. 40D+500mm f/4L on bluffs edge.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/8987759@N07">Kevin Cole</a> from Pacific Coast, USA
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/8987759@N07/2682237339/">Pigeon Guillemot (Cepphus columba)</a>