He says the compounds might also be a chemical defense.

他表示这种化合物也可能是一种化学防卫体系。

Ants are another group of insects and have powerful chemical defenses.

蚂蚁是另一群拥有强大的自卫性化学武器的社会昆虫。

In one experiment, plants exposed just to the sound of chewing caterpillars released chemical defenses.

在一项实验中，植物被暴露在毛毛虫咀嚼的声音中，释放出化学防御物质。

So we now have the first example of an animals having multiple, independent chemical defenses.

现在，我们找到了第一种拥有多重且独立的化学防御机制的动物。

These wonderful conspicuous colors tend to be connected, or linked, to some sort of chemical defense.

“这些奇妙又显眼的颜色与某种化学防御有关系或联系。

The tomato is putting up a fight using both physical and chemical defenses to repel the attacking insects.

西红柿正在使用物理和化学防御来击退来袭的昆虫。

To protect themselves from UV radiation, they fabricate a defense chemical that blocks UV rayswith an outstanding efficiency.

为了保护自己免受紫外线辐射，他们制造了一种防御化学物质， 可以非常有效地阻挡紫外线。

So when we see the reaction of the birds to them, then we got interested in studying in more detail the chemical defenses per se.

因此，当我们看到鸟类对这些蛾子的反应时，我们想对化学防御本身的更多细节展开研究。”