The most dangerous place in the world for great white shark attacks lies 30 miles west of San Francisco, inside what is known as the "red triangle."

The most dangerous place in the world for great white shark attacks lies 30 miles west of San Francisco, inside what is known as the "red triangle." Research is showing that great whites, once known as solitary killers, hunt and feed together, communicating not in sounds, but body language. And though humans may fear them, people are actually not their favorite food.