Life on Our Planet

S1 E22023

Chapter 2: The First Frontier

Episode Synopsis

For billions of years, land on Earth was uninhabitable. But in the seas, predation allowed species to thrive before — and after — two mass extinctions.

Next Episodes

All Seasons

Chapter 1: The Rules of Life

Episode 1

Chapter 2: The First Frontier

Episode 2

Chapter 3: Invaders of the Land

Episode 3

Chapter 4: In Cold Blood

Episode 4

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Life on Our Planet

Chapter 2: The First Frontier

Episode Synopsis

Next Episodes

Chapter 1: The Rules of Life

Chapter 2: The First Frontier

Chapter 3: Invaders of the Land

Chapter 4: In Cold Blood

Comments

Suggested Shows

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Chapter 7: Inheriting the Earth

Chapter 8: Age of Ice and Fire