"Shuurai" > wrote
> The same way they collected all those veggies, fruits, nuts and seeds.
> Grains grow naturally in large patches; collecting the seeds isn't all
> that much more of a bother really, especially when you're generally
> collecting what you and a few other individuals will eat.

And let's not forget, that it's MUCH more "economical" from an energy
standpoint to collect grains rather than expend huge amounts of energy in
the *hopes* of catching a wild animal....all with a brain roughly 1/3 the
size of ours and no communication.