Damn.. I feel like a fool for believing this for so long especially since I spoke so confidently to others about it as well. Haha damn! Thanks for sharing the knowledge OP!
Manta rays are incredible. I went swimming with them in Vietnam, they are like majestic flying pancakes. They are so much bigger than I expected them to be and they seemed to enjoy sneaking up to unsuspecting tourists with their crazy mouths and scare the shit out of them.