What is something that has evolved throughout the entirety of humanity?
[spoiler]Communication[/spoiler]
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I once wanted to open a hotel with a buddy of mine. I was formerly a stand up commedy guy, and my buddy was more of a butcher. He asked my what we should call the place. I told him, let's call it "the co-meaty-inn"[spoiler]I'll see myself out.[/spoiler]
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Technically speaking? Humans themselves (and their sub species)