Here Are the Secrets that Give Sea Lions and Jellyfish Their Edge as Swimmers

Editor's note: Join us for the Atlanta and Southern California premieres of the gorgeous and powerful new Illustra documentary Living Waters: Intelligent Design in the Oceans of the Earth! More information is here and here, respectively. Don't forget to register.

Living Waters focuses on four marine organisms, each worthy of admiration: dolphins, sea turtles, salmon, and humpback whales. But before and after the detailed accounts, scenes of many other swimmers parade across the screen. Can y...