Breadcrumb Home Ocean Life Marine Mammals http://ocean.si.edu/ocean-life/marine-mammals/narwhal-anatomy Narwhal Anatomy photo Narwhal Anatomy (Drawn by Dana Song. Written by Garfield Kwan. Edited by Kaitlyn Lowder, Dr. Ana Širović, Dr. Lisa Ballance, and Dr. Kirstin Laidre. http://www.squidtoons.com/narwhal-anatomy.html) Tags: Arctic