And in 2014, the scalloped ... shark known to science. 7. The larger hammerheads use their heads to pin down stingrays. If a ...

In fact, they must do so to survive. Scalloped hammerhead sharks hunt for prey in the ocean depths where water temperature can be below 40 degrees Fahrenheit, but do not have the morphological or ...

The study, published in the peer-reviewed journal Science on Thursday, found scalloped hammerhead ... the ocean are declining more and more as the years go on," Royer said. "If these sharks ...