Figure 3a,b. Effect of diet on the mean maximum weight of various stages of the CPB; A = females, B = males. Symbols, methods and statistical analysis as in the legend to Figure 2. pp = prepupa. Approximately half of each treatment group were males and half were females. Therefore, each value represents the mean of at least 25 separate determinations. * indicates treatment groups inwhich there was a significant difference between males and females.