As the sibling comment notes, there have been, but one major reason they are not more common is the mysterious extinction of the Rocky Mountain Locust in the la

As the sibling comment notes, there have been, but one major reason they are not more common is the mysterious extinction of the Rocky Mountain Locust in the late 19th century, leaving North America as the only continent (other than Antarctica) without an extant locust species: https://en.wikipedia.org/wiki/Rocky_Mountain_locust https://en.wikipedia.org/wiki/Rocky_Mountain_locust