An Australian Terrier.
Original photo by Flickr user <a rel="nofollow" class="external text" href="https://www.flickr.com/people/28481088@N00/">tanakawho</a>. Edit performed by <a href="//commons.wikimedia.org/wiki/User:Pharaoh_Hound" title="User:Pharaoh Hound">Pharaoh Hound</a>
CC BY 2.5
Original file <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/28481088@N00/146838310/in/set-72057594135416676/">here</a> on Flickr. Image edited (cropped) by <a href="//commons.wikimedia.org/wiki/User:Pharaoh_Hound" title="User:Pharaoh Hound">Pharaoh Hound</a>