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澳七大最毒动物:箱形水母3分钟内可致人死亡(3)
2009-06-15 08:22:27 中华网论坛 发表评论
    

    3.蓝环章鱼

澳七大最毒动物:箱形水母3分钟内可致人死亡

蓝环章鱼

    蓝环章鱼十分美丽,但是在美丽的外表下却隐藏着剧毒。蓝环章鱼目前仅发现于澳大利亚南部海域。腕足上有美丽的蓝色环节,遇到危险时,身上和爪上深色的环就会发出耀眼的蓝光,向对方发出警告信号。蓝环章鱼能够产生河豚毒素,且蓝环章鱼是已知生物中唯一除河豚外能产生河豚毒素的生物。河豚毒素对中枢神经和神经末稍有麻痹作用,其毒性较氰化钠大1000倍,0.5mg即可致人中毒死亡。一只这种章鱼的毒液,足以使10个人丧生,严重者被咬后几分钟就毙命,而目目前还无有效的抗霉素来预防它。章鱼的毒液能阻止血凝,使伤口大量出血,且感觉刺痛,最后全身发烧,呼吸困难,重者致死,轻者也需治疗三四周才能恢复健康。



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