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6项重要动物毒液发现:牙形虫是最早有毒动物(3)

2010-01-19 08:13:17 中华网论坛

6项重要动物毒液发现:牙形虫是最早有毒动物

有毒箱水母:可以蜇死人

许多人都会认为,尽管水母是一种看上去非常奇特的动物,但它们似乎不足以对人体构成威胁。在近期一项长达3年的研究中,科学家发现全球有50多种有毒箱水母,箱水母长有叫做“刺丝囊”的刺状结构,具有很强的毒性,甚至可以致命。如图所示,澳大利亚箱水母是最毒的海洋动物之一,在日本和菲律宾已发现被蛰死亡的受害者。此外其他一些箱水母蜇到人体后可导致后背疼痛、头痛和恶心作呕。

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