the International Union for the Conservation of Nature has classified all tigers as endangered, which prohibits their movement in commercial international trade。
自然保护国际联盟将老虎定为濒于灭绝的物种，因此贩卖老虎的活动是禁止的。
the International Union for the Conservation of Nature has classified all tigers as endangered, which prohibits their movement in commercial international trade。
自然保护国际联盟将老虎定为濒于灭绝的物种，因此贩卖老虎的活动是禁止的。
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