Dolphin sonar, the "pistol" shrimp, the incredible intelligence of the octopus . . . there's no end to the mysteries and varieties of creatures you'll encounter beneath the sea. It's time to don your wetsuit and follow us into the depths of the oceans to discover the amazing underwater world. Learn about the colors, shapes, species and lifestyles that make up this amazing realm, straight from the (sea)horse's mouth. Each encounter is more incredible than the last!