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When the Synapsids Struck Back

When the Synapsids Struck Back

Season 2 Episode 26
10:10
When We Met Other Human Species

When We Met Other Human Species

Season 2 Episode 28
12:56
How Volcanoes Froze the Earth...Twice

How Volcanoes Froze the Earth...Twice

Season 2 Episode 29
10:29
When Giant Deer Roamed Eurasia

When Giant Deer Roamed Eurasia

Season 2 Episode 31
6:53
Was This Dinosaur a Cannibal?

Was This Dinosaur a Cannibal?

Season 2 Episode 32
10:37
The Missing Link That Wasn’t

The Missing Link That Wasn’t

Season 2 Episode 33
9:54
When Bats Took Flight

When Bats Took Flight

Season 2 Episode 35
11:09
How Pterosaurs Got Their Wings

How Pterosaurs Got Their Wings

Season 2 Episode 36
8:33
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Eons

The Hellacious Lives of the "Hell Pigs"

Season 2 Episode 24

Despite the name, we don’t know where the so-called “hell pigs” belong in the mammalian family tree. They walked on hooves, like pigs do, but had longer legs, almost like deer. They had hunched backs, a bit like rhinos or bison. But as is often, if not always, the case, there is some evolutionary method to this anatomical madness.

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The Rise and Fall of the Bone-Crushing Dogs
8:29
What happened to the biggest dogs that ever lived?
Earth & Climate Science
9:15
Yellowstone contains some of North America's most amazing fossil deposits.
How Horses Took Over North America (Twice)
9:08
Horses vanished from North America for 10,000 years until a mammal brought them back.
When Birds Had Teeth
11:29
How did Archaeopteryx relate to today’s birds? Its teeth provide a major clue.
When Fish Wore Armor
9:37
420 million years ago, some fish wore armor – and it may have served a surprising purpose.
The Mystery of the Eocene’s Lethal Lake
7:59
In the 1800s, miners found beautifully preserved fossils of animals from the Eocene.
When Insects First Flew
8:38
Insects were the first animals to fly. Scientists are still working on how it happened.
FAQs From Our First Year
9:20
To celebrate our first anniversary together, we’d like to answer some of your questions.
Dinosaurs
6:54
Tyrannosaurus rex had tiny arms. How did this happen, and why did it keep them?
When Fish First Breathed Air
8:40
Before a group of fish could live on dry land, they acquired the ability to breathe air.
Early Life on Earth
7:29
Where did viruses come from and how did they evolve? Are viruses alive?
Why Triassic Animals Were Just the Weirdest
9:07
Why the Triassic was full of creatures that look a lot like other, more modern species.
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