1. Strickler, J. R. in Swimming and Flying in Nature Vol. 2(eds Wu, T. Y.-T., Brokaw, C. J. & Brennan, C.) 599–613 (Plenum, New York, 1975).
2. Lenz, P. H. & Hartline, D. K. Mar. Biol. 133, 249–258 (1999).
3. Trager, G., Achituv, Y. & Genin, A. Mar. Biol. 120, 251–259 (1994).
4. Ritchie, J. M. in Myelin (ed. Morell, P.) 117–145 (Plenum, New York, 1984).
5. Mauchline, J. Advances in Marine Biology Vol. 33,The Biology of Calanoid Copepods (Academic, San Diego, 1998).