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How a Hot Planet Created the World's Biggest Snake

How a Hot Planet Created the World's Biggest Snake

Season 2 Episode 53
7:45
When the Sahara Was Green

When the Sahara Was Green

Season 2 Episode 54
7:50
When Penguins Went From The Sky To The Sea

When Penguins Went From The Sky To The Sea

Season 2 Episode 55
10:33
The Ghostly Origins of the Big Cats

The Ghostly Origins of the Big Cats

Season 2 Episode 56
7:32
When We Took Over the World

When We Took Over the World

Season 2 Episode 57
11:47
When Giant Lemurs Ruled Madagascar (ASL)

When Giant Lemurs Ruled Madagascar (ASL)

Season 2 Episode 58
10:09
Were These Monsters Inspired by Fossils? (ASL)

Were These Monsters Inspired by Fossils? (ASL)

Season 2 Episode 59
12:18
How the Egg Came First

How the Egg Came First

Season 3 Episode 1
8:44
How Dogs (Eventually) Became Our Best Friends

How Dogs (Eventually) Became Our Best Friends

Season 3 Episode 2
9:21
When a Billion Years Disappeared

When a Billion Years Disappeared

Season 3 Episode 3
11:09
The Risky Paleo Diets of Our Ancestors

The Risky Paleo Diets of Our Ancestors

Season 3 Episode 4
7:59
How the Andes Mountains Might Have Killed a Bunch of Whales

How the Andes Mountains Might Have Killed a Bunch of Whales

Season 3 Episode 5
8:27
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Eons

When the Rainforests Collapsed

Season 2 Episode 52

The Carboniferous Rainforest Collapse set the stage for a takeover that would be a crucial turning point in the history of terrestrial animal life. If it weren’t for that time when the rainforests collapsed - in an extinction event that you probably haven’t heard of - our ancestors might never have made it out of the swamps.
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When Giant Hypercarnivores Prowled Africa
9:17
Season 2 Episode 43
When Giant Hypercarnivores Prowled Africa
Hyaenodonts gave the world some of its largest terrestrial carnivorous mammals ever known.
How We Domesticated Cats (Twice)
7:47
Season 2 Episode 42
How We Domesticated Cats (Twice)
How we domesticated cats twice.
Were These Monsters Inspired by Fossils?
12:18
Season 2 Episode 41
Were These Monsters Inspired by Fossils?
Were these monsters inspired by fossils?
When Hobbits Were Real
9:10
Season 2 Episode 40
When Hobbits Were Real
Was it its own species? Or was it really just one of us?
The Case of the Dinosaur Egg Thief
7:28
Season 2 Episode 39
The Case of the Dinosaur Egg Thief
The case of the dinosaur egg thief.
When Antarctica Was Green
11:03
Season 2 Episode 38
When Antarctica Was Green
When Antarctica was green.
When Giant Lemurs Ruled Madagascar
10:09
Season 2 Episode 37
When Giant Lemurs Ruled Madagascar
Just a few thousand years ago, the island of Madagascar was inhabited by giant lemurs.
How Pterosaurs Got Their Wings
8:33
Season 2 Episode 36
How Pterosaurs Got Their Wings
How pterosaurs got their wings.
When Bats Took Flight
11:09
Season 2 Episode 35
When Bats Took Flight
When Bats Took Flight
The Raptor That Made Us Rethink Dinosaurs
8:35
Season 2 Episode 34
The Raptor That Made Us Rethink Dinosaurs
The raptor that made us rethink dinosaurs.
The Missing Link That Wasn’t
9:54
Season 2 Episode 33
The Missing Link That Wasn’t
There is no missing link in our lineage, because that’s not how evolution works.
Was This Dinosaur a Cannibal?
10:37
Season 2 Episode 32
Was This Dinosaur a Cannibal?
Was this dinosaur a cannibal?
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