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Nature - Ocean Giants: Voices of the Sea

Ocean Giants: Voices of the Sea Ocean Giants: Voices of the Sea
Humpback whales' songs carry thousands of miles, while a sperm whale scans the ocean depths with a sonar laser beam louder than a thunderclap. "Voices of the Sea" reveals a surprising underwater world where sound takes the place of sight.
http://video.pbs.org/widget/partnerplayer/2204091519/?player=WGBY-PBS&w=512&h=288&chapterbar=true&autoplay=false Humpback whales' songs carry thousands of miles, while a sperm whale scans the ocean depths with a sonar laser beam louder than a thunderclap. "Voices of the Sea" reveals a surprising underwater world where sound takes the place of sight. /episodes/get/2077 /episode/2077 Nature: Ocean Giants: Voices of the Sea /episode-player/2077
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