11.  While the world at one time must have been ethnically divided by natural means, it is not now, and cannot be.

12.  While the world at one time must have been ethnically divided by natural means, it is not now.

13.  While nutria have moved into other states, Louisiana offers the best climate and no natural means of eradication.

14.  The Vatican has recommended that its priests show indulgence towards couples who practise contraception although it continues to regard birth control by other than natural means as sinful.