Up Next
Back to Show
Eons
How Animals Got Butts
Season 7
Episode 9
While the evolution of the butthole was a major breakthrough in animal development, its story might actually end with redefining what it means to have a butthole at all.
Support Provided By
8:36
Learn Why Being Right-handed May Have Deep Evolutionary Roots In Our Lineage.
9:42
How the Ancient Wormworld Met its Fate by its Own Design.
8:11
Explore The Story Of Venomous Mammals, Both Living And Extinct.
12:01
This is the journey of our DNA through Time and Space.
6:53
Sea Turtles, Past And Present.
11:13
The Evolution of Our Ability to Speak.
9:20
The Pandemic that Lasted 15 Million Years
10:09
Explore The History And Disappearance Of The Hell Ants.
7:32
Today's Beavers Are Pretty Special And Here's Why.
10:11
History Of This Two-faced Creature And What It Can Teach Us About Mass Extinction.
10:21
The Heated Debate Around Younger Dryas.
This is Lizards' Fascinating And Competitive History.