The largest member of the dolphin family, a marine mammal known for its striking black-and-white markings and its habit of hunting in coordinated groups.
Some sharks enter a state of 'tonic immobility' when flipped upside down, becoming completely paralyzed. In 1997, an orca was observed exploiting this by ramming a larger shark, flipping it over, and holding it immobile for 15 minutes before eating it.