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This episode focuses on the new giants, the heavyweights of the dinosaur world. It is only in recent years that experts have unearthed the biggest dinosaurs that ever lived.
First Air Date : Sep 14, 2011
Last Air date : Oct 19, 2011
Episode : 6 Episode
Season : 1 Season
Runtime: 30:14 minutes
Studio: BBC One
Country:
Cast: John Hurt