Figure 4
From: Heritable determinants of male fertilization success in the nematode Caenorhabditis elegans
Distribution of the number of sperm transferred in a single ejaculate by virgin males to females (assayed by female fecundity). Box-plots indicate median and inter-quartile range (points beyond whiskers are candidate outlier values). Histogram shows all seven strains combined (no significant differences among strains), with vertical gray bar indicating the grand mean (166.93).