Fig. 5From: 3D printed spermathecae as experimental models to understand sperm dynamics in leaf beetlesFluid dynamics in subsequent pumping cycles. a-a’ Sudan Red in 1,2-propanediol was injected. b-b’ After the C-arms were pumped ten times. c-c’ After the C-arms were pumped 20 times. d-d’ After the C-arms were pumped 30 times. The visible unmixed ink drops are marked with solid black linesBack to article page