The First Toolmakers
The Ancients
00:00
The Limits of Our Knowledge
If you want fossils then you prefer things like sandstone and to some extent mudstone mudstone is not great because there's a lot of clay in that. Having the right sediments of the right type of environment plus on top of that something trivial whether the political climate of a particular country is suitable for paleontologists to go there. Changing politics can open up areas but it remains that it's just a role of the dice that are certain time periods when we when we know very little but people learn.
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