Nature really is red in tooth and claw.

自然确实是血红的牙齿和利爪。

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Findings question the old adage of "nature red in tooth and claw".

所取得的发现对“大自然是残酷和无情的”的古训提出了疑问。

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One thinks of nature as "red in tooth and claw," as the old saying goes.

有人认为正如一句古话，自然界充斥着腥牙血爪。

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If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?

如果进化论是讲适者生存，在弱肉强食的自然界，动物怎么能进化出道德情感？

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Although these things hardly amount to socialism red in tooth and claw, they are a clear move away from the position under the Tories.

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But they have managed it: even to the point of convincing me, a neoliberal who believes very strongly in capitalism red in tooth and claw.

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The message - that capitalism, unfettered, red in tooth and claw, is always inherently good - may be the creed, but that doesn't mean it is the easiest sell in these times of resentment against Wall Street and the establishment.

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