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How We Domesticated Cats (Twice)
Intro
The Invisible Barrier Keeping Two Worlds Apart
When We Met Other Human Species
Why Megalodon (Definitely) Went Extinct
That Time It Rained for Two Million Years
Why Do Things Keep Evolving Into Crabs?
How Dogs (Eventually) Became Our Best Friends
When Humans Were Prey
Where Did Viruses Come From?
That Time the Mediterranean Sea Disappeared
How Blood Evolved (Many Times)
When the Sahara Was Green
When Did We Stop Being Naked?
From the Fall of Dinos to the Rise of Humans
When Antarctica Was Green
How Plants Caused the First Mass Extinction
How Sloths Went From the Seas to the Trees
The World Before Plate Tectonics
Outro
Barnacle 101
Why Triassic Animals Were Just the Weirdest
Introduction
When We Tamed Fire
The Two People We're All Related To
An Illustrated History of Dinosaurs
How Earth's First, Unkillable Animals Saved the World
When a Billion Years Disappeared
The Fray
The Dinosaur Who Was Buried at Sea
The Hazy Evolution of Cannabis
How the Egg Came First
How We Figured Out Fermentation
The Biggest Frog that Ever Lived
Reclassification
When We Took Over the World
The Last Time the Globe Warmed
How a Hot Planet Created the World's Biggest Snake
The Risky Paleo Diets of Our Ancestors
What Happened to the World's Greatest Ape?
How We Identified One of Earth’s Earliest Animals
The Age of Reptiles in Three Acts
The Giant Dinosaur That Was Missing a Body
The Mystery Behind the Biggest Bears of All Time
The Extinction That Never Happened
How the Squid Lost Its Shell
How Humans Became (Mostly) Right-Handed
When Giant Hypercarnivores Prowled Africa
When Dinosaurs Chilled in the Arctic
The Croc That Ran on Hooves
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