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The locusts now transform into winged adults,
蝗虫正在变态为有翅的成虫，
and with conditions as good as this, they do so three times faster than normal.
由于生长环境良好，它们发育的速度达到平时的三倍。
Now they are at their most voracious...
现在到了食欲最旺盛的时候...
and with wings, they can take to the skies.
有了翅膀，它们就能飞行。
Once airborne, the locusts can travel over 60 miles a day in their search for new feeding grounds.
一旦上天，蝗虫每天可以飞行九十六公里去寻找新的觅食区。
A super swarm of this scale may only appear once in a decade.
如此大规模的超级蝗群也许十年才出现一次。
This one extends over 200 square miles and contains several billion individuals.
这个蝗群遍布518平方公里，共有数十亿只蝗虫。
Between them, they will devour 40,000 tonnes of food in a day.
每天能吃掉四万吨食物。
Nothing can strip a land of its vegetation with such speed and thoroughness as a plague of locusts.
蝗灾吞噬植被的速度和彻底性没有任何事物能与之比肩。
When the food eventually runs out, the whole army will die...
当食物消耗殆尽时，蝗虫大军就会灭亡...
but not before it's devastated the land.
但不等它们寂灭下来，世界早已一片狼藉。
