Fig. 2From: Optimal analysis conditions for sperm motility parameters with a CASA system in a passerine bird, Passer montanusThe change of a sperm velocity (blue curve is the regression line, R2 = 0.96) and b sperm movement trajectory with the time since dilution and until analysis. LIN, WOB and STR are the abbreviations of linearity, wobble and straightness, respectively. #p < 0.05 compared to 1 minBack to article page