translation.en: Different parts of the world have different landscapes of organisms that are immediately characteristic of one place or another With microbiology, it's kind of the same, although I've got to be honest with you: All the microbes essentially look the same under a microscope.
translation.zh: 世界不同的地方有不同的生物分布， 非常直接的反映了 不同地域的特征。 对于微生物也有类似的分布， 但是我得坦白的说： 显微镜下，所有的微生物都长的一样。