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3. The First Forests
For most of Earth's history there was no life on land. But over 400 million years ago some tiny plants began an invasion from the water, closely followed by the first animals - the ancestors of millipedes and insects.
Source: BBC 4
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3. The First Forests
For most of Earth's history there was no life on land. But over 400 million years ago some tiny plants began an invasion from the water, closely followed by the first animals - ...
04-07-2026
BBC 4
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Most popular episodes of Life on Earth
Life On Earth
2. Building Bodies
Bright blue starfish, crimson feather stars, shell-less snails in designs as extravagant as any Paris fashion show, shrimps of every colour, others that are transparent - just a ...
27-06-2026
BBC 4
Life On Earth
1. The Infinite Variety
The first ever episode of the landmark natural history series Life on Earth. David Attenborough explores the wildlife and landscape that inspired Charles Darwin's theory of evol ...
20-06-2026
BBC 4
Life On Earth
3. The First Forests
For most of Earth's history there was no life on land. But over 400 million years ago some tiny plants began an invasion from the water, closely followed by the first animals - ...
04-07-2026
BBC 4