Hence the line about people being pushed to the outskirts. Now hunter-gathering is a subsistence lifestyle. Back before agriculture it was a very different st

Hence the line about people being pushed to the outskirts. Now hunter-gathering is a subsistence lifestyle. Back before agriculture it was a very different story, since there would have been hunting in the most productive lands, too. Fossil records back this up - early hunter gatherers were much larger and taller than later farmers.