The Species That Broke Evolution?
The ancestors of gars, horseshoe crabs and coelacanths looked almost the same as their modern relatives. Darwin called species like these “living fossils'' because they seem like they are evolutionarily frozen in time. But Darwin was wrong.
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Show Notes
To learn more about this topic, start your googling with these keywords:
- Stabilomorph: A species that retains a stable form over millions of years.
- Molecular Evolutionary Rate: The frequency with which DNA or protein sequences are fixed in a population.
- Ship of Theseus Paradox: A philosophical thought experiment that asks if an object is still the same if all of its original components are replaced over time.
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