To see what's so remarkable about seals and sea lions, dive in with caretakers at Smithsonian's National Zoo. They'll show us how they interact with these intelligent creatures and introduce us to a special gray seal who's also a U.S. Navy veteran. From: WILD INSIDE THE NATIONAL ZOO: Sea Mammal Smarts http://bitly.com/1wUdy3Y
Video Duration:
5 min 18 sec
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