大自然保护协会还向众多入侵物种发起了宣战，从羊群到植物，再到具有攻击性的阿根廷蚁。
The Nature Conservancy has declared war on a multitude of invasive species here, from sheep to plants to the aggressive Argentine ant.
在那，两种不同的蚂蚁——阿根廷蚁和火蚁——正准备抢夺这个州164000平方英里的土地而打个你死我活。
There, two species of ants — Argentine and fire — are preparing to duke it out for the state’s 164, 000 square miles.
因为没有天敌，火蚁的种群密度达到阿根廷的十倍甚至百倍。
With no natural enemies, their densities reached 10 to 100 times that of Argentina.
我们正在寻找各种方法推后我们知道的各种限制，一些最近的发现，有一个阿根廷的蚁群现在传播到了每一个大陆，除了南极洲有一个自我导向的机器人科学家搞出了一个发明。
We're finding all kinds of ways to push back the limits of what we know. Some recent discoveries: There's an ant colony from Argentina that has now spread to every continent but Antarctica.
我们正在寻找各种方法推后我们知道的各种限制，一些最近的发现，有一个阿根廷的蚁群现在传播到了每一个大陆，除了南极洲有一个自我导向的机器人科学家搞出了一个发明。
We're finding all kinds of ways to push back the limits of what we know. Some recent discoveries: There's an ant colony from Argentina that has now spread to every continent but Antarctica.
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