Desert locust | insect | Britannica (original) (raw)

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characteristics

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  In locust
  The desert locust (Schistocerca gregaria) inhabits dry grasslands and deserts from Africa to the Punjab and can fly upward to about 1,500 metres (5,000 feet) in huge towers of individuals. The smaller Italian and Moroccan locusts (Calliptamus italicus and Dociostaurus maroccanus) cause extensive plant damage in…
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patterns of migration

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  In migration: Insects
  …those of locusts, particularly the desert locust (Schistocerca gregaria), a species found in tropical and subtropical countries of the Old World. The migratory, gregarious form arises from the solitary form as a result of various conditions—e.g., lack of food, crowding.
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problem to agriculture

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  In insect: Damage to growing crops
  The desert locust (Schistocerca gregaria) and migratory locust (Locusta migratoria) are two examples of this type of life cycle.
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