Two ladies holding the crab which were delivered by an undergraduate student from Ningbo University on May 8, 2010. The Sperm Laboratory is investigating of C-terminal kinesin motor during spermatogenesis of this crab, Charybdis japonica (A. Milne-Edwards) . People in the picture: Ms. Xiao Sun (left) and Ms. Liang Xiang (right). (Photo by Mr. Wei Wang)