RobH_en_tn/jol/01/04.md

the swarming locust

large groups of insects like grasshoppers that fly together and eat large areas of food crops (See: rc://en/ta/man/translate/translate-unknown)

swarming locust ... great locust ... grasshopper ... caterpillar

These are, respectively, an adult locust that can fly, a locust too large to fly easily, a locust with wings too young to fly, and a newborn locust that has not yet developed wings. Use names that would be understood in your language.