And so valuable resources have to be looked after and guarded in a particular way, and we think the reason they roll the balls away is because of this, because of the competition that is involved in getting hold of that dung.
Recursos tan valiosos tienen que ser guardados y vigilados de una manera particular, y creemos que la razón por la que ruedan estas bolas, es la competencia que existe para hacerse con este excremento.