Insignia of the United States Navy Patrol Squadron 4 (VP-4) "Skinny Dragons".
U.S. Navy
Patrol Squadron 4 website <a rel="nofollow" class="external autonumber" href="http://www.vp4.navy.mil/">[1]</a> photo <a rel="nofollow" class="external autonumber" href="http://www.vp4.navy.mil/photogallery/JULY2014_NEWSLETTER.pdf">[2]</a>