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TLDR: Geography and climate influenced both animal and human populations

Correlation does not imply causation.

Bear with me.

If there's an impassable mountain range, the bears might stay on one side, and so might the humans. There's a few outliers (especially among adventurous humans) but geographic features do separate populations of both people and bears.

> Bear with me.

I see what you did there

> Bear with me.

I think he's sending a message... Maybe a call for help?

A friend flies a small plane around the coast range of British Columbia and they see grizzlies and their tracks that just go in a straight line up and over whatever is in their way. They see them way up in the alpine at the peaks and ridges. Maybe they only roam so far, but they sure can go as far as they want.

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