田纳西大学生态学和进化生物学教授唐·史密斯说：“只有一小部分外来物种会在新栖息地引发问题。”

"Only a small percentage of alien species cause problems in their new habitats," said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.

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克里斯曾经说熊猫是进化的尽头，而对于食肉动物来说，摄取食草动物是很不寻常的。

Chris has talked about pandas being an evolutionary cul-de-sac, and it's certainly unusual for a carnivore to take up herbivory.

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“只有一小部分外来物种会在它们的新栖息地引发问题。”田纳西大学生态学和进化生物学教授唐·史密斯说。

"Only a small percentage of alien species cause problems in their new habitats,'' said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.

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So first, you might say, well food is something that's found in nature, that humans have evolved to eat foods that are found in nature.

首先,你可能会说,食品是发现于自然界的东西,然后人类进化以适应食用这些自然之物

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Hence, selfish genes will lead to altruistic animals because, to the extent that evolution operates at the level of the genes, there's no hard and fast distinction between your own body and someone else's body.

所以，自私基因会导致利他行为，从这个意义上说,进化在基因层面进行，你自己的身体和别人的身体,没有严格差别。

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So not only is there evolutionary pressure for me to lie to you, for me to persuade you for instance, that if we're going to have a conflict- if you are threatening me " "Don't threaten me, I am not the sort of man you could screw around with" But there's evolutionary pressure for you to look and say, "No. You are the sort of man you could screw around with.

因此，不仅存在着要求我对你说谎,的进化压力，比如，如果我们之间存有冲突-,当你威胁我时,我会说“别吓唬我，我可不是吃素“,而且还存在着要求你辨别谎言的进化压力,你会说，“不，你肯定不行。

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