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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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Season
We Were Wrong About The Dodo
7:16
What’s the real story of the dodo?
Nautiloids Thrived For 500 Million Years Until They Appeared
9:54
A new group of predators began to hunt nautiloids
The Hidden Genes That Make Us Human
9:11
Some of the most important genes were once considered genomic junk.
That Time the American West Blew Up
9:57
How is it possible to have cataclysmic eruptions without any real cataclysm?
How a Mass Extinction Changed Our Brains
10:42
Our brains actually shrank relative to our bodies in evolution.
The Mystery Of The Mashed-Up Dinosaurs
7:23
Hidden in rocks may have animal kingdom’s oldest known predator.
These Fossils Were Supposed To Be Impossible
9:26
Hidden in rocks may have animal kingdom’s oldest known predator.
Could Neanderthals Use Symbolism?
8:09
We explore what we have in common with our ancient cousins.
When Our Culture Changed Our DNA
9:19
We have become the ultimate niche builders.
These Creatures Were Darwin's Greatest Enemy
9:58
Beneath their shell, the crustaceans hold an evolutionary mystery.
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.
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