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When Sharks Swam the Great Plains

When Sharks Swam the Great Plains

Season 2 Episode 5
11:45

When Apes Conquered Europe

Season 2 Episode 6
8:08
When Humans Were Prey

When Humans Were Prey

Season 2 Episode 8
9:21
How Blood Evolved (Many Times)

How Blood Evolved (Many Times)

Season 2 Episode 9
9:56
The Humans That Lived Before Us

The Humans That Lived Before Us

Season 2 Episode 10
11:52
The Island of Shrinking Mammoths

The Island of Shrinking Mammoths

Season 2 Episode 11
11:20
The Giant Bird That Got Lost in Time

The Giant Bird That Got Lost in Time

Season 2 Episode 15
8:33
When We First Made Tools

When We First Made Tools

Season 2 Episode 16
9:08
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Eons

How Sloths Went From the Seas to the Trees

Season 2 Episode 4

The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and others still hiding from predators in towering cliffs. So why are their only living relatives in the trees?

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When We Tamed Fire
11:46
The ability to make and use fire has fundamentally changed the arc of our evolution.
Ancient Fauna, Flora & Fungi
11:38
Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes.
When We First Made Tools
9:08
When We First Made Tools
The Giant Bird That Got Lost in Time
8:33
The California condor is the biggest flying bird in N. America since the Pleistocene Epoch
The Island of Huge Hamsters and Giant Owls
11:41
The Island of Huge Hamsters and Giant Owls
How 7,000 Years of Epic Floods Changed the World
9:28
How 7,000 Years of Epic Floods Changed the World
The Evolution of the Heart (A Love Story)
9:00
The Evolution of the Heart
The Island of Shrinking Mammoths
11:20
The Island of Shrinking Mammoths
The Humans That Lived Before Us
11:52
The Humans That Lived Before Us
How Blood Evolved (Many Times)
9:56
How Blood Evolved (Many Times)
When Humans Were Prey
9:21
Not too long ago, our early human ancestors were under threat of attack from predators.
Why Megalodon (Definitely) Went Extinct
10:45
What happened to the largest shark in history?
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