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Published on Nov 4, 2010
David Hamlin—senior producer for Great Migrations, the National Geographic Channel's groundbreaking new seven-part global television event—discusses the "rich, tenuous, urgent dramas" of Earth's animals on the move, and the rewards and challenges of making documentary film on an epic scale. Premieres Sunday November 7, 2010, at 8 p.m. EST/PST. http://channel.nationalgeographic.com...