Figure 3From: Evolutionary fitness as a function of pubertal age in 22 subsistence-based traditional societiesPuberty and body weight. Upper panels: A regression and 95% confidence limits for the age at menarche as a function of the average adult body weight (left panel) and BMI (right panel). Lower panels: A regression and 95% confidence limits for reproductive fitness as a function of the body weight in both females (left panel) and males (right panel).Back to article page