One of the army worm's main predators is fire ants.

黏虫的主要捕食者之一是火蚁。

Army worm caterpillars use surfactants defensively too — but in a really weird and creative way.

黏虫毛虫也使用表面活性剂进行防御——但以一种非常奇怪、但极具创造性的方式。