天气预报 > 自然 > 蟏蛸介绍
蟏蛸介绍
更新时间: 2021-04-19 23:48:03  

蟏蛸是一种身体细长,脚很长的动物。多在室内墙壁间结网。通称“喜蛛”或“蟏子”,民间认为是喜庆的预兆。全世界约100余种,寒、温、热带均有,在中国广泛分布。体多细长,尤其是腹部,多呈长圆筒形;步足也细长,多刺。8眼排成两列。螯肢长,前、后齿堤各有一行发达的齿。步足腿节上有1列听毛。

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