Manta ray. Manta rays are large eagle rays belonging to the genus Manta. The larger species, M. birostris, reaches 7 m (23 ft) in width while the smaller, M. alfredi, reaches 5.5 m (18 ft). Both have triangular pectoral fins, horn-shaped cephalic fins and large, forward-facing mouths. They are classified among the Elasmobranchii (sharks and rays) and are placed in the eagle ray family Myliobatidae.
Giant Manta Ray My beautiful friends roll backward so enthusiastically in pursuit of food, that one cannot avoid rubbing their bellies no matter how hard you try to keep from touching them because they will follow you all the way to the surface. They are so much bigger than you would ever expect.