“If we act today, we can ensure that our children will look out on the ocean and know underneath the surface, a shark will be swimming, standing guard over its dominion, protecting the ocean, the greatest miracle on earth, just as it has done for more than 450 million years” EarthNatureOceanAnimalsConservationEnvironmentalismEnvironmental ConservationShark Book:Emperors of the Deep: Sharks--The Ocean's Most Mysterious, Most Misunderstood, and Most Important Guardians Source: Emperors of the Deep: Sharks--The Ocean's Most Mysterious, Most Misunderstood, and Most Important Guardians