Overview: Looks at the brief history of rain forest research.
Overview: Follows dolphins as they fight for mates, hunt food, and clash with other dolphin species.
Overview: A look at one tigress's struggle to raise cubs and survive in the wild.
Overview: Talks about understanding and surviving the lethal phenomenon known as the avalanche.
Overview: Depicts the impact a hurricane had on California's marine mammals and kelp forests.
Overview: Off the coast of Israel, the oldest shipwrecks ever found in the Mediterranean offer clues to an ancient biblical civilization.