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How Do Ants Build Bridges with Their Bodies?
蚂蚁如何用身体搭建桥梁？
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Army ants link legs and bodies to form living bridges.行军蚁通过连接腿和身体，组成活体桥梁。
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They do this to cross gaps quickly while carrying food or larvae.它们以此快速跨越缺口，同时搬运食物或幼虫。
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Each ant holds on tightly to its neighbors using strong claws.每只蚂蚁都用强健的爪子紧紧抓住邻近的同伴。
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The bridge shape changes as more ants join or leave.随着更多蚂蚁加入或离开，桥梁形状随之变化。
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It stays stable because ants adjust positions in real time.它能保持稳定，是因为蚂蚁实时调整自身位置。
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This teamwork helps the colony move efficiently through forests.这种协作帮助蚁群在森林中高效移动。
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No leader directs them — each ant follows simple local rules.没有领导者指挥——每只蚂蚁仅遵循简单的局部规则。
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Scientists study these bridges to design better robot swarms.科学家研究这类桥梁，以设计更优的机器人集群。