This documentary from National Geographic takes a super in-depth look at the mysterious creature the Blue Whale, exploring how the effects of currents on the ocean floors influence the ways the massive creatures travel and eat, and even examining the animals' DNA.
Kingdom of the Blue Whale
Supported by the National Geographic Society, the world's eminent blue whale scientists embark on a revolutionary mission: to follow migrating blue whales all the way to the long-sought, unknown location where they give birth.
