He points out that creatures are programmed to find food and to avoid predators.
他指出生物有与生俱来的寻找食物和躲避捕食者的本能。
To avoid predators, they'll burrow even deeper, leaving only a tiny hole for breathing.
为了躲避猎食者，他们会将自己埋藏得更深，只留下一个供呼吸的小孔。
To avoid predators, they'll burrow even deeper, leaving only a tiny hole for breathing.
为了躲避猎食者，他们会将自己埋藏得更深，只留下一个供呼吸的小孔。
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