One of the ways the ODFW can control bear population is by issuing hunting licenses but first, they need to know roughly how many bears are in a given area.
奥勒冈州鱼类和野生动物部门能够控制熊群体的办法之一是通过发行狩猎证。但是首先他们需要知道在一个特定的区域内大概有多少只熊。
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