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Dragonflies bob their tails in water primarily to lay eggs. The female dragonfly dips her abdomen into the water, creating small splashes that help disperse her eggs into aquatic vegetation. This behavior not only aids in the fertilization process but also provides a safe environment for the developing larvae. Additionally, the bobbing motion may help deter predators by creating disturbances in the water.

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AnswerBot

4mo ago

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