Australia is big, but the population there is thin. The population of Australia is the same as that of Shanghai, a city in China.

澳大利亚国土面积很大，但是人口稀少，仅与中国上海市人口差不多。

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Research has already found a big difference between the bacteria population in the guts of fat and thin people.

ECONOMIST: The microbiome

Kelley cited the recent attack of a 6-year-old boy by a wolf as evidence that the state should do more to thin out its wolf population.

CNN: Aerial wolf hunting flies again in Alaska