Former US Navy deep sea diver and marine naturalist Robin D. Berg and renowned shark expert Eli Martinez explore the surprising behavior of dangerous sharks, and now we know they are not just mindless killing machines.

Eli and Robin join shark guide Keith Poe as we hunt for a monster mako shark.

Meet the Dusky Shark, a large predatory shark with a serious attitude that hunts coastal and offshore waters.

If you spearfish in shark infested waters, this episode may just save your life.

Smooth Hammerheads have moved into California waters in a big way, Eli and Robin want to see how aggressive these visitors are.