Eons
How Weasels Got Skinny (S05E14)
Weasels possess a unique body structure that seems to challenge the limits of metabolic capability. This raises intriguing questions about their ev...
S05E14
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Season 5 Episodes
S05E02 - The Reign of the Hell Ants
Eons
S05E03 - The Pandemic That Lasted 15 Million Years
Eons
S05E04 - When We First Talked
Eons
S05E05 - The Return of Giant Skin-Shell Sea Turtles
Eons
S05E06 - The Genes We Lost Along the Way
Eons
S05E07 - Our Bizarre, Possibly Venomous, Relative
Eons
S05E08 - How Worm Holes Ended Wormworld
Eons
S05E09 - How Humans Became (Mostly) Right-Handed
Eons
S05E10 - How Chilis Got Spicy (and Why We Love the Burn)
Eons
S05E11 - How To Survive the Little Ice Age
Eons
S05E12 - When Crocs Thrived in the Seas
Eons
S05E13 - When Trees Took Over the World
Eons
S05E14 - How Weasels Got Skinny
Eons
S05E15 - Where Are All The Squid Fossils?
Eons
S05E16 - Did These Giant Sloths Poop Themselves to Death?
Eons
S05E17 - The Traits That Spawned the Age of Mammals
Eons
S05E18 - The Island of the Last Surviving Mammoths
Eons
S05E19 - Where Are All the Medium-Sized Dinosaurs?
Eons
S05E20 - How the Starfish Got Its Arms
Eons
S05E21 - The Creature That Stumped Darwin
Eons
S05E22 - How Pollination Got Going Twice
Eons
S05E23 - How a Supervolcano Ignited an Evolutionary Debate
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S05E24 - How a Mass Extinction Event Created the Amazon
Eons
S05E25 - When Mammals Only Went Out At Night
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S05E26 - How Ancient Whales May Have Changed the Deep Ocean
Eons
S05E27 - How Dinosaurs Coupled Up
Eons
S05E28 - When It Was Too Hot for Leaves
Eons
S05E29 - Why The Paleo Diet Couldn't Save The Neanderthals
Eons
S05E30 - The Fossil Record In Your Mouth
Eons