这个实验得出的结果是低果糖饮食使感染念珠棘虫属寄生虫的老鼠有较高的存活率。
In this case a low-fructose diet kept infection with a parasitic worm called Moniliformis dubius under control in rats.
这就解释了为何城市中深色羽毛的鸟类较多，因为这些地区寄生虫患病率较高。
This could also explain why there are higher populations of dark feathered birds in urban areas, where parasite prevalence is higher.
研究者将寄生虫的进化率和西印度群岛的禽类宿主的进化率联系起来。
The researchers linked the rate of evolution in the parasites to the rate of evolution in bird hosts in the West Indies.
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