locust

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locust Insect (type of large grasshopper) that migrates in huge swarms. Initially, the nymphs move in vast numbers on foot. As they feed, they develop into flying adults. Swarms may contain up to 40,000 million insects, and cover an area of c.1000sq km (386sq mi). Length: 12.5–100mm (0.5–4in). Order Orthoptera; species Schistocerca gregaria.

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