The arrival of millions of locusts turned a peaceful Sunday into an apocalyptic scene in the southwestern corner of the country. People in Dagestan witnessed a biblical scene as millions of locusts filled up the sky (Picture: Jam Press)One local filming the swarm says: ‘Where are they heading? It said: ‘The situation is complicated by the fact that migratory locust swarms travel from nature conservation areas and reserves, where chemical treatment is strictly prohibited by law. The biblical locust swarms have led to the use of drones in the fight against the pests. Three species plague the Caucasus, Russian Federation and Central Asia – Italian (Calliptamus italicus), Moroccan (Dociostaurus maroccanus) and Asian Migratory (Locusta migratoria) Locusts.