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When Mammals Only Went Out At Night

When Mammals Only Went Out At Night

Season 4 Episode 10
11:09
How Ancient Whales May Have Changed the Deep Ocean

How Ancient Whales May Have Changed the Deep Ocean

Season 4 Episode 11
10:05
How Dinosaurs Coupled Up

How Dinosaurs Coupled Up

Season 4 Episode 12
7:49
When It Was Too Hot for Leaves

When It Was Too Hot for Leaves

Season 4 Episode 13
10:11
Why The Paleo Diet Couldn't Save The Neanderthals

Why The Paleo Diet Couldn't Save The Neanderthals

Season 4 Episode 14
9:17
The 40 Million-Year-Old Ecosystem In Your Mouth

The 40 Million-Year-Old Ecosystem In Your Mouth

Season 4 Episode 15
8:14
When Pterosaurs Walked

When Pterosaurs Walked

Season 4 Episode 16
9:38
How Our Deadliest Parasite Turned To The Dark Side

How Our Deadliest Parasite Turned To The Dark Side

Season 4 Episode 17
8:06
Primates vs Snakes (An Evolutionary Arms Race)

Primates vs Snakes (An Evolutionary Arms Race)

Season 4 Episode 18
7:53
Did Eating Insects Shrink These Dinos?

Did Eating Insects Shrink These Dinos?

Season 4 Episode 19
10:21
How Vertebrates Got Teeth... And Lost Them Again

How Vertebrates Got Teeth... And Lost Them Again

Season 4 Episode 20
8:52
How Horses Went From Food To Friends

How Horses Went From Food To Friends

Season 4 Episode 21
6:32
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Eons

How a Mass Extinction Event Created the Amazon

Season 4 Episode 9

The Amazon rainforest of South America is a paradise for flowering plants. But long ago, the landscape that we now think of as the Amazon looked very different. And would you believe that the entire revolution of the Amazon began with just one day?
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