Dr. Jonas O. WolffDepartment of Biological SciencesMacquarie University, Sydney NSW 2109,Australiajonas.wolff@mq.edu.au Prof. Stanislav N. GorbFunctional Morphology and BiomechanicsZoological Institute, University of KielAm Botanischen Garten 9, D-24114 Kiel,Germanysgorb@zoologie.uni-kiel.de