Sharks Unveil Frightening Behavior
Spanning the eons, sharks have traversed prehistoric waters to present-day seas, outliving even Saturn’s rings by some 320 million years. Evolving from the ancient depths, these 420-million-year-old survivors hail from an era where dinosaurs ruled the land.

Today’s sharks, though diminished in size from their monstrous ancestors, still carry an aura of primal fear, suggesting they may well be Earth’s ultimate endurance champions..
