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488,175 episodes
Eons
Did These Giant Sloths Poop Themselves to Death?
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Where Are All The Squid Fossils?
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How Weasels Got Skinny
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When Trees Took Over the World
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When Crocs Thrived in the Seas
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How To Survive the Little Ice Age
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How Chilis Got Spicy (and Why We Love the Burn)
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How Humans Became (Mostly) Right-Handed
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How Worm Holes Ended Wormworld
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Our Bizarre, Possibly Venomous, Relative
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The Genes We Lost Along the Way
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The Return of Giant Skin-Shell Sea Turtles
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When We First Talked
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The Pandemic That Lasted 15 Million Years
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The Reign of the Hell Ants
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What Happened to the World's Biggest Beaver?
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The Triassic Reptile With "Two Faces"
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When the Earth Suddenly Stopped Warming
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When Lizards Took Over the World
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How Humans Lost Their Fur
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The Rise and Fall of the Tallest Mammal to Walk the Earth
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How Plankton Created A Bizarre Giant of the Seas
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Why Do Things Keep Evolving Into Crabs?
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How Ankylosaurs Got Their Clubs
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How Plants Became Carnivores
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The First and Last North American Primates
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When Rodents Had Horns
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The Sea Monster from the Andes
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How Ancient Art Captured Australian Megafauna
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The Oddest Couple in the Fossil Record
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How We Figured Out Fermentation
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The Dinosaur Who Was Buried at Sea
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The Biggest Frog that Ever Lived
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The Story of the Dino Stampede
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How the Walrus Got Its Tusks