Skip to main content

Up Next

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
Back to Show
Eons

The History of Climate Cycles (and the Woolly Rhino)

Season 2 Episode 23

Throughout the Pleistocene Epoch, the range of the woolly rhino grew and shrank in sync with global climate. So what caused the climate -- and the range of the woolly rhino -- to cycle back and forth between such extremes?

Support Provided By
Season
The Sudden Rise of the First Colossal Animal
8:44
A truly enormous ichthyosaur reached its size within just a few million years.
When a Giant Pterosaur Ruled the European Islands
8:50
The giant pterosaur's occupied the empty Hateg Island.
Why We Only Have Ten Toes (It's a Long Story)
9:12
We learn why all mammals today, from humans to bats, have five fingers or fewer.
How Horses Went From Food To Friends
6:32
With evidence from from art, archaeology, and ancient DNA, we put together horses history.
How Vertebrates Got Teeth... And Lost Them Again
8:52
Here's why teeth would go on to disappear in some groups of vertebrate.
Did Eating Insects Shrink These Dinos?
10:21
Dinosaurs were not just carnivores or herbivores; they were occasional omnivore too.
Primates vs Snakes (An Evolutionary Arms Race)
7:53
The Snake Detection Hypothesis is deeply embedded in primates, including us.
How Our Deadliest Parasite Turned To The Dark Side
8:06
Around 10,000 years ago, a parasite made a huge leap and found its way to a new host: Us.
When Pterosaurs Walked
9:38
Here's how pterosaurs went from being airborne to pedestrian.
The 40 Million-Year-Old Ecosystem In Your Mouth
8:14
Dental calculus is the only part of your body that actually fossilizes while you're alive!
Why The Paleo Diet Couldn't Save The Neanderthals
9:17
Here's why these skilled toolmakers, hunters, and foragers' population disappeared.
When It Was Too Hot for Leaves
10:11
For the first 80 million years of plants' existence, leaves didn't exist. Here's why.
Active loading indicator