Our early ancestors were tasty snacks for everything from carnivorous mammals to birds of prey; luckily, they had developed a basic predator pattern recognition system that quickly located general threats and gave the primates time to escape.

我们的早期祖先是从食肉哺乳动物到猛禽的各种食物的美味小吃；幸运的是，他们已经开发出一种基本的捕食者模式识别系统， 可以快速定位一般威胁并让灵长类动物有时间逃跑。