Ocean Giants: Deep Thinkers
Preview: Season 30 Episode 9 | 30s
Find out how clever - and how much like us - whales and dolphins might be. 4/4/2012
Aired: 04/04/12
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Problems Playing Video? | Closed Captioning
Preview: Season 30 Episode 9 | 30s
Find out how clever - and how much like us - whales and dolphins might be. 4/4/2012
Aired: 04/04/12
Problems Playing Video? | Closed Captioning
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