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Life on Our Planet
Season 1 • Episode 4 • Chapter 4: In Cold Blood
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Life on Our Planet Season 1, Episode 4: Chapter 4: In Cold Blood
After Earth's third mass extinction, mammals' surviving ancestors ruled the supercontinent Pangea. But lizards soon ushered in the age of reptiles. Watch Life on Our Planet Season 1, Episode 4 Chapter 4: In Cold Blood in HD free online. Enjoy high-quality streaming of Life on Our Planet Season 1, Episode 4 and share your thoughts in the comments below!
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Episodes
8 episodes
Chapter 1: The Rules of Life
Evolution. Competition. Mass extinction. Three fundamental rules have driven the rise and fall of life on Earth for over four billion years.
43 min
Chapter 2: The First Frontier
For billions of years, land on Earth was uninhabitable. But in the seas, predation allowed species to thrive before — and after — two mass extinctions.
54 min
Chapter 3: Invaders of the Land
Sprawling moss, towering trees, flying insects, limbed amphibians: Early species vied for domination as the land went from hostile to hospitable.
57 min
Chapter 4: In Cold Blood
After Earth's third mass extinction, mammals' surviving ancestors ruled the supercontinent Pangea. But lizards soon ushered in the age of reptiles.
55 min
Chapter 5: In the Shadow of Giants
The formation of continents with varied environments allowed for an explosion of biodiversity — and turbo-charged the evolution of mighty dinosaurs.
51 min
Chapter 6: Out of the Ashes
The dinosaurs met their end with a cataclysmic asteroid impact. Rising from the ashes, birds reinvented themselves into a dynasty 10,000 species strong.
53 min
Chapter 7: Inheriting the Earth
Emerging from the dinosaurs' shadows, mammals went from underdogs to global power, with game-changing adaptations that would conquer land, air and sea.
52 min
Chapter 8: Age of Ice and Fire
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?
50 min