我们班开展了一项特别的课题，把毛毛虫养成蝴蝶，我们所有人都在实验室里观察这些昆虫。
My class started doing a special project in which we raised butterflies from caterpillars, and all of us watched the insects in our laboratory.
类似的实验在蜜蜂上有同样的结果。这些昆虫看起来有特别的方向感。
Similar experiments with the same kind of results were done with honeybees. These insects also seem to have a special sense of direction.
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