Why have I included narwhals in two of my fantasy worlds? They are the (real) unicorns of the sea!

http://www.nationalgeographic.com/animals/mammals/n/narwhal/

http://www.independent.co.uk/environment/nature/scientists-narwhal-video-footage-mystery-secret-of-whale-a7734446.html

http://community.lovenature.com/blog/18-facts-about-narwhals-you-probably-didnt-know

https://www.amazon.com/Moon-Dancer-Beneath-Thirteen-Moons-ebook/dp/B074R988MZ/ref=la_B001KHE23I_1_8?s=books&ie=UTF8&qid=1506361334&sr=1-8