S.B. Feldman wrote:

> It isn't necessary
>to postulate all of the seeds falling at once or the like for them to have
>been part of the diet.

I am not postulating that they all fell off at once. That was the way it
was before man selectively bred it so that they don't fall off, and then
can be harvested. This falling off was controlled by a single gene, so it
wasn't too hard for a mutant to be found that they then bred.

Don.