The drug is derived from the bark of the cinchona tree, native to South America, and by 1856 demand for the drug was surpassing the available supply.

这种药物是从原产于南美洲的金鸡纳树的树皮中提取的。到了1856年，对这种药物的需求已经超过了现有的供应。

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BILLION: Value of Italy's 2008 crop of tomatoes, a plant native to South America.

14亿美元：2008年，原产南美的西红柿在意大利的年产值达到14亿美元。

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Squirrel monkeys are native to South America where their status in the wild is threatened. They are used for biomedical research, as pets, and for bait and food.

松鼠猴原来的栖息地在南非，而那里的野外生存环境正受到威胁。

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It is native to South America but was introduced in Africa in the late 1800s.

CNN: Flower power threatens Kenya's Lake Victoria

Native to Central and South America, iguanas arrived in Puerto Rico in the 1970s as part of the pet trade, says Rafael Joglar, a biology professor at the University of Puerto Rico who has studied the animals.

WSJ: To Battle Iguanas, Puerto Rico Has New Plan: Put Them on Menu

An RSPCA wildlife expert explained that coatis are native to South, Central and parts of North America and are commonly found in tropical forests, living primarily on a diet of insects.

BBC: Ramblers spot coati on woodland walk in Buckinghamshire