Life on Earth
Season 1, Episode 3: The First Forests
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Over 400 million years ago, tiny plants began to invade the land, followed by the first animals - the ancestors of scorpions, millipedes and insects
All Episodes - Season 1
Episode 1
The Infinite Variety
Episode 2
Building Bodies
Episode 3
The First Forests
Episode 4
The Swarming Hordes
Episode 5
Conquest of the Waters
Episode 6
Invasion of the Land
Episode 7
Victors of the Dry Land
Episode 8
Lords of the Air
Episode 9
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