The great hammerhead is one of the most advanced predators of the ocean, equipped with incredible senses that drive it to detect, locate, and devour its prey. But what triggers each of its hunting mechanisms? How does it lock onto prey with eyes that are so far apart? And why is its head shaped like a hammer? Follow shark experts as they dive into dangerous waters and use a series of modern experiments. Then join conservation biologist Dr. Craig O'Connell to go beneath the skin of this giant in a unique dissection of this mysterious creature.