I saw a tiger swallowtail butterfly.

我看见一只虎斑燕尾凤蝶。

youdao

A magnified shot shows the head of a tiger swallowtail butterfly larva.

这个放大的照片显示一只凶猛风蝶幼虫的头部。

youdao

They have created a model swallowtail butterfly that can fly just like the real thing.

他们设计出一种模型，这个模型能够像真正的燕尾蝶那样飞起来。

youdao

At the end of our four-hour hike, Remo pounced into a dense roadside thicket to catch a scarce swallowtail, a butterfly noted for its brilliant blue and gold tail whose design mimics the head of a distasteful insect to ward off predators.

BBC: Switzerland��s valley of butterflies