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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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How Did Our Most Famous Ancestor Really Die?
7:20
The answer is part of a decades-long debate.
When A Marsupial Became An Apex Predator
10:04
In Australia, evolution built a family of deadly predators.
We Met Neandertals Way Earlier Than We Thought
7:28
We focus on the DNA we got from our Neanderthals.
How Plate Tectonics Gave Us Seahorses
7:20
Seahorses are one of the ocean's worst swimmers but their origin story is great.
Are We All Actually Archaea?
8:21
In recent years, Archaea's connection to us has been pretty huge and surprising.
Darwin Missed An Example of Evolution Right Under His Nose
8:53
Charles Darwin encountered a tiny fox-like creature during his famous voyage.
Our Ancient Relative That Said 'No Thanks' To Life On Land
8:59
While some fishapods were crawling out of water, others were diving right back in.
Where Did Water Come From?
10:17
We think our water came from unlikely sources: meteorites, space dust, and even the sun.
The Fungi That Turned Ants Into Zombies
8:13
This fungus was actually manipulating ants’ and forcing strange movements.
How Whale Evolution Kind Of Sucked
9:49
We explore the origin of the Mystacodon, what we know today as baleen whales.
Did An Ancient Pathogen Reshape Our Cells?
7:40
There is one group of mammals that doesn’t have alpha-gal catarrhine primates.
Why Does Caffeine Exist?
8:29
It started with the production of one specific molecule and its ability to evolve.
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