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蜜蜂如何生产蜂蜜？
蜂蜜真的是蜜蜂的口水吗？其实，这么说并不确切，蜂蜜是花蜜在多只蜜蜂的胃里传递发酵，最后再在蜂巢里“风干”酿成的，里面凝聚着蜂群的辛劳和智慧。（出品：科普中国-星空计划）
科普中国 星空计划127/251
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