萤火虫大家都熟悉，但鲜有人知道这些昆虫其实属于甲虫，萤科家族的夜猫子。

Fireflies are familiar, but few realize that these insects are actually beetles, nocturnal members of the family Lampyridae.

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褐背小萤叶甲是烟田蓼科杂草的重要天敌，对蓼科杂草具有良好的自然控制作用。

Galerucella grisescens is an important natural enemy which could significantly control Polygonaceae weeds in tobacco fields.

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一般认为，专食性的跳甲亚科和萤叶甲亚科是由食性较广的叶甲亚科进化而来的，食性分化在其中可能起了重要作用。

It is generally believed that Alticinae and Galerucinae, the specialists, are of recent origin from Chrysomelinae accompanying feeding differentiation which is thought to be important in the process.

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