They found that when mice in this situation were administered ghrelin, they strongly preferred the room that had been paired with the high-fat diet. Mice without ghrelin showed no preference.

在这种情况下，当给予小鼠脑肠肽后，它们坚定的选择了放有高脂食物的房间，而未投药组则无明显差异。

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The researchers now plan to test if the tiny insects show a preference for human junk food even when their normal diet is readily available - so stay tuned!

研究者最近打算调查一下那些自然食物资源丰富的小昆虫是否会喜欢人类垃圾食品。敬请期待吧！

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How many would have a strict preference for Diet Coke?

谁倾向选择健怡可乐

耶鲁公开课 - 博弈论课程节选