A discussion of the truth about the often exploited and misunderstood shark. Their physiology, food, and surprising relationships to other fish are shown. There are 10 videos in the Return to the Sea video series: Oceans Under Glass/ Swimming With Whales/ A Day On the Reef/ Secrets of the Shark/ The Art of Underwater Photography/ The Ocean at Night and The Sea of Cortez/ The Graveyards of the Atlantic and Pacific Oceans/ People Who Make a Difference/ The Reef at the End of the Road and The Last Days of the Manatee/ Life in a Salt Marsh