Eons - Season 6 Episode 6 Why We Only Have Ten Toes (It's a Long Story)
- Genre : Documentary
- Année : 2022
- Réalisateur : Hank Green
- Acteur : Kallie Moore, Blake de Pastino, Michelle Barboza-Ramirez
- Pays : United States of America
- studio : PBS Digital Studios, YouTube
- Today, all mammals from humans to bats have five fingers or fewer. Yes, even whales, whose finger bones are hidden in their fins. Birds have four or fewer and amphibians get the best of both worlds, often having four digits on their “hands” and five on their “feet.” But no species of vertebrates have more than five digits, let alone eight!
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