Kizaki, Shinya; Katori, Makoto - In: Physica A: Statistical Mechanics and its Applications 266 (1999) 1, pp. 339-342
The locust is a kind of grasshoppers. Gregarious locusts form swarms and can migrate over large distances and they spread and damage a large area (locust outbreak). When the density is low, each of locusts behaves as an individual insect (solitary phase). As locusts become crowded, they become...