On Aug 31, 2016, at 2:14 PM, C. Berry <xxxxxx@gmail.com> wrote:

Another fun fictional take on this theme is _Footfall_ by Niven and Pournelle. An alien race arrives at Earth intent on conquest, and soon realizes they've made a terrible mistake. :>

On Wed, Aug 31, 2016 at 1:56 PM,  <tmr0195@comcast.net> wrote:

Hello again,