Dr. Kenney, who died Feb. 14 at age 77, played physician to all the marine park's captive animals, including penguins, dolphins and Google the Great, a one-ton elephant seal he personally bagged in Mexico.

WSJ: The Whale Doc Who Kept Sea World Healthy

Another high-speed, high-definition camera, originally developed to film car crash tests, was used to capture an eye-popping scene of a Great White shark leaping out of the water to devour a seal in midair.

CNN: 'Earth' takes viewers on 'breathtaking' global journey