Episode 01: The Infinite Variety Episode 02: Building Bodies Episode 03: The First Forests Episode 04: The Swarming Hordes Episode 05: The Conquest of the Waters Episode 06: The Invasion of the Land Episode 07: Victors of the Dry Lands Episode 08: Lords of the Air Episode 09: The Rise of the Mammals Episode 10: Theme and Variations Episode 11: The Hunters and Hunted Episode 12: Life in the Trees Episode 13: The Compulsive Communicators