十万个为什么·科学阅读30篇（6）
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How Do Bees Know Which Flowers Have Nectar?
蜜蜂怎么知道哪些花有花蜜？
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Bees see ultraviolet patterns invisible to human eyes.蜜蜂能看到人类肉眼不可见的紫外线图案。
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Many flowers have UV 'landing guides' pointing to nectar.许多花朵具有指向花蜜的紫外线“着陆指引”。
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Bees also detect faint scents carried by the wind.蜜蜂还能探测到随风飘来的微弱气味。
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They remember colors, shapes, and smells from past visits.它们能记住以往访问过的颜色、形状和气味。
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Some flowers even vibrate at frequencies bees can feel.有些花朵甚至以蜜蜂能感知的频率振动。
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This helps bees find food quickly and efficiently.这有助于蜜蜂快速高效地找到食物。
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Honeybees share location info through special dance moves.蜜蜂通过特殊的舞蹈动作分享位置信息。
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These signals help the whole hive collect nectar together.这些信号帮助整个蜂群协同采集花蜜。