On the other hand, rainfall increased in the interior of western Africa, and the northern limit of the tsetse fly, an insect fatal to cattle, moved south.

另一方面，西非内陆的降雨量增加，采采蝇活动区域的北部边界向南移动——一种对牛致命的昆虫。

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This poison can make an insect lose the ability to move, and the helpless insect is then devoured by the spider.

这种毒药会使昆虫失去移动的能力，无助的昆虫就会被蜘蛛吃掉。

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And Howard Russell, an insect expert at Michigan State University, says once they get to the marching point, they are difficult to stop.

VOA: special.2009.01.27

It is a rare politician who would dare to suggest that an insect might have an important lesson for today's society.

ECONOMIST: Bees

Technology could help direct an insect to chemicals such as in roadside bombs, he said, but controlling full flight was "a long way off".

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D-shaped holes in the bark or new tree shoots emerging at the root zone of your ash trees may be a sign of infestation by the Emerald Ash Borer, an insect native to the Far East that targets ash trees, says Dave Dailey of Birchcrest Tree and Landscape, in Rochester, N.

WSJ: Getting to the Roots of Your Trees' Stress