A plague of locusts affected the harvest a lot this year.
A team of scientists in Australia is developing aerial drones - small, unmanned aircraft - to track the movements of what's expected to be an unusually large plague of locusts this year.
He opens his prophecy by describing a plague of locusts, an allegory of the disasters to come upon a faithless people.
They invaded all Egypt and settled down in every area of the country in great Numbers. Never before had there been such a plague of locusts, nor will there ever be again.
Australia is also set for a weighty crop, having successfully dealt with a threatened plague of locusts.
Not only was there no rain, there was also a plague of locusts.
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