Bazazi, S., Buhl, J., Hale, J. J., Anstey, M. L., Sword, G. A., Simpson, S. J., & Couzin, I. D. (2008). Collective motion and cannibalism in locust migratory bands. Current Biology, 18(10), 735-739. doi:10.1016/j.cub.2008.04.035.