Journal Article
Sapir, N.; Horvitz, N.; Wikelski, M.; Avissar, R.; Mahrer, Y.; Nathan, R.: Migration by soaring or flapping: Numerical atmospheric simulations reveal that turbulence kinetic energy dictates bee-eater flight mode. Proceedings of the Royal Society B: Biological Sciences
278 (1723), pp. 3380 - 3386 (2011)