There is an example of this from abroad. Because there was management of wild deer in order to insure supplies for hunting, the result was that the number of deer exploded, threatening the existence of other creatures.
國外曾經有例子是，由於經營野生鹿群供人狩獵，結果鹿隻大量繁衍，反而威脅了其他動物的生存。