4只箭毒蛙被快递进境事件又一次给我国的生物安全治理敲响了警钟.新市场或者新交易路线的开发对引进物种有积极的影响,贸易额的增长增加了外来物种在当地传播和建立种群的可能性.随着跨境电子商务的高速发展,异域另类宠物交易有了非常便利的渠道,网络将其源源不断输入我国境内.作为外来物种,异域另类宠物有可能加剧我国外来物种入侵的威胁和隐患,从而危害我国生物多样性和生态安全.而我国目前外来物种入侵相关立法并不完善,多年来我国都无法摆脱遭受外来物种入侵最严重国家之一的头衔,新问题的出现无疑会加剧情况的恶化.对此,我国应升级现有控制手段为立体防御体系,尽早系统化立法,防患未然.%The news about 4 poison arrow frogs' entering our country by courier sounded alarm bells to our biosafety manage-ment again.Development of new market and new transaction channel has positive effect on introduction of species.With the high-speed development of cross-border e-commerce,the transaction of"exotic pets"becomes easier."Exotic pets"are sent to our country via internet.As alien species,"exotic pets" may intensify threatening and hidden danger of alien species' inva-sion in our country;furthermore, they do harm to our biodiversity and ecological security.However, our laws and regulations about alien species invasion are not enough, because our country is still one of the most serious countries which have suffered from invasive species.The new problems will aggravate the deteriorating situation undoubtedly.Given this, we should develop present control manners to a stereoscopic defense system.Sooner legislation will be good for preventing trouble before it happens.
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