Figure 2

Morphological differences between males (blue) and females (red) at the ages of 7, 14, 21, and 65 year-old. The ribcages are shown in Procrustes superimposition, so only shape differences can be observed.

Morphological differences between males (blue) and females (red) at the ages of 7, 14, 21, and 65 year-old. The ribcages are shown in Procrustes superimposition, so only shape differences can be observed.