Because research reveals that flashy metallic iridescence can visually baffle predators.

因为研究发现，闪闪发光的金属彩虹色可以在视觉上迷惑掠食者。

Some species use their iridescence to attract mates or give off warning signals.

一些物种利用自己的斑斓色彩来吸引配偶或发出警告信号。

This happens in a very colorful manner, and physicists like to call this iridescence or goniochromism.

这种现象通常色彩丰富，物理学家称其为彩虹色斑或者虹彩现象。

Inspired by the iridescence of butterfly wings.

灵感来源于蝴蝶翅膀的缤纷色彩。

That's what creates the huge range of iridescence that we see in beetles.

这就是我们在甲虫身上看到的产生大量虹彩的原因。

When illuminated by sunlight, certain types of clouds can create a rainbow-like display called iridescence.

当被阳光照射时，某些类型的云可以产生彩虹般的显示，称为虹彩。

But I've been saving my favorite kind of iridescence for last.

但是我一直把我最喜欢的彩虹色留到最后。

We find iridescence in loads of places.

我们在很多地方发现彩虹色。

The father of camouflage theory, Abbott Thayer, he really believed that iridescence should be categorized as a camouflage strategy.

“伪装理论之父阿伯特·塞耶坚信，彩虹色应该被归为伪装策略。

And since the seashell stuff is basically rock, the iridescence can even be seen after these shells fossilized.

由于贝壳基本上就是岩石，在这些贝壳变成化石后，甚至可以看到彩虹色。