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The reptiles evolve, and the race for survival continues on land. Giant arthropods lurk in the Carboniferous forest, and sail-backed mammal-like reptiles fight for the survival of their young in the Permian.
First Air Date : Nov 05, 2005
Last Air date : Nov 05, 2005
Episode : 3 Episode
Season : 1 Season
Runtime: 30 minutes
Studio: BBC Three
Country: United Kingdom
Cast: Kenneth Branagh
