Guide to the Manta and Devil Rays of the World (Wild Nature Press, 17): Stevens, Dr. Guy, Fernando, Dr. Daniel, Dando, Marc, Di Sciara, Dr. Giuseppe Notarbartolo: 9780691183329: Amazon.com: Books
ShukerNature: BLACK-AND-WHITE ...AND WEIRD ALL OVER - SOLVING THE MYSTERY OF THE STRIPED MANTA RAYS