Shark Week S2025E18 - Bull Shark Showdown

The most vicious and insane populations of bull sharks from Australia and America faceoff in a no-holds-barred showdown beneath the water. Bull Shark-attack survivor Paul de Gelder contends that his Aussie sharks are the toughest, while American shark biologist Dr. Craig O'Connell attempts to find the meanest sharks Florida has to offer to take the crown.