What was the specific species responsible for the devastating historical locust plagues in the American West?

Answer

*Melanoplus spretus*

The North American migratory locust that caused the historical plagues was the Rocky Mountain Locust, scientifically identified as *Melanoplus spretus*.

What was the specific species responsible for the devastating historical locust plagues in the American West?

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How Farmers Accidentally Killed Off North America's Locusts

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