In a world in which food is scarce, it is smart for an animal to eat when it can and storeupthe fat, and suicidal to pass up the chance for sweet fruit or fresh meat.

在一个食物缺少的时代，一个动物能够随时吃到东西储存脂肪并且由于错过吃甜果和肉而导致自杀，这点是很聪明的。

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The ichneumon wasp paralyses its prey without killing it and lays its larva inside this convenient source of fresh meat, to eat it slowly alive.

姬蜂，黄蜂使猎物麻痹而不是杀死他们，并将它们的活体作为他们幼虫的温床，并慢慢的从他们的活体吸收养分。

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Wee like to eat our meat and vegetables fresh.

我们喜欢吃新鲜的肉和蔬菜。

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The ichneumon wasp paralyses its prey without killing it and lays its larva inside this convenient source of fresh meat, to eat it slowly alive.

ECONOMIST: The evidence for evolution

You just with less meat and meatless meals and dried beans and fresh vegetables, it's really possible to eat really well if you put the time into it.

NPR: Child Hunger: Nutritious Food Tough To Afford