(February 18, 2016 at 10:18 am)Occams Arrow Wrote: Just because chimps didn't learn tool use from farmers doesn't mean they didn't learn it from our ancestors. We have been using tools for a very long time and sometimes must have lived in close quarters - especially back when our ancestors might have been, at first glance, mistaken for chimps.
What? Far as we know, chimps and us, have a common ancestor. So it branched out from there.