The great hammerhead is the largest of the nine identified species of this shark. It can grow up to 20 feet in length and weigh up to 1,000 pounds, although smaller sizes are more common.

A fisherman was casting his line into shallow water off the Texas coast when a huge hammerhead ... But then the shark appears much closer, to his left, almost half of its body breaching the ...

New research shows that some great hammerhead sharks are homebodies. Scientists studying great hammerheads around Andros in the Bahamas shark sanctuary ... conditions, body size, food availability ...