How the devil ray got its horns
Friday, November 30, 2018 - 03:00
in Astronomy & Space
If you ever find yourself staring down a manta ray, you'll probably notice two things right away: the massive, flapping fins that produce the shark cousin's 20-foot wingspan and the two fleshy growths curling out of its head that give it the nickname "devil ray." A new San Francisco State University study shows that these two very different features have the same origin—a discovery that reflects an important lesson for understanding the diversity of life.