Pygoscelis papua.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/9464116@N08">Gilad Rom</a> from Israel
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/9464116@N08/2346612272/">Porpoising Gentoos - Side View</a>