直到二十世纪中叶人们才认识到这种生活在沙漠的浅褐色孤独的昆虫是与蝗灾中的红和黄色蝗虫同种。
Only in the mid-20th century was it realized that the light brown solitary desert-dwelling insect was the same species as the red and yellow locusts of the plagues.
最终，它们再一次回到陆地，进化成为陆龟，其中的一些现在生活在非常干旱的沙漠中。
Finally they returned yet again to the land as tortoises, some of which now live in the driest of deserts.
这种有袋类动物生活在澳大利亚中部的沙漠中，那里的降雨和植被的突然生长是极其不可预测的。
This marsupial inhabits the deserts of central Australia where the onset of rains and the resulting sudden growth of vegetation are extremely unpredictable.
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