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2000年1月1日

1分钟阅读

巨型麻烦

现在是否应该在南部非洲捕杀一些象群并出售象牙？

作者：卡罗尔·埃泽尔

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Carol Ezzell is a staff editor and writer.

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This article was originally published with the title “JUMBO TROUBLE” in 大众科学 Magazine Vol. 282 No. 1 (January 2000)
doi:10.1038/scientificamerican012000-4SefN0DzO8rey23YK9TZdM

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