Upphovsland: USA
1. The Rules of Life
Avsnitt 1 - The Rules of Life, Säsong 1
Evolution. Competition. Mass extinction. Three fundamental rules have driven the rise and fall of life on Earth for over four billion years.
2. The First Frontier
Avsnitt 2 - The First Frontier, Säsong 1
For billions of years, land on Earth was uninhabitable. But in the seas, predation allowed species to thrive before — and after — two mass extinctions.
3. Invaders of the Land
Avsnitt 3 - Invaders of the Land, Säsong 1
Sprawling moss, towering trees, flying insects, limbed amphibians: Early species vied for domination as the land went from hostile to hospitable.
4. In Cold Blood
Avsnitt 4 - In Cold Blood, Säsong 1
After Earth's third mass extinction, mammals' surviving ancestors ruled the supercontinent Pangea. But lizards soon ushered in the age of reptiles.
5. In the Shadow of Giants
Avsnitt 5 - In the Shadow of Giants, Säsong 1
The formation of continents with varied environments allowed for an explosion of biodiversity — and turbo-charged the evolution of mighty dinosaurs.
6. Out of the Ashes
Avsnitt 6 - Out of the Ashes, Säsong 1
The dinosaurs met their end with a cataclysmic asteroid impact. Rising from the ashes, birds reinvented themselves into a dynasty 10,000 species strong.
7. Inheriting the Earth
Avsnitt 7 - Inheriting the Earth, Säsong 1
Emerging from the dinosaurs' shadows, mammals went from underdogs to global power, with game-changing adaptations that would conquer land, air and sea.
8. Age of Ice and Fire
Avsnitt 8 - Age of Ice and Fire, Säsong 1
As the Ice Age thawed, humans rose above the rest. But the possibility of a sixth mass extinction now looms: Has our ingenuity caused our downfall?
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