Dunno about the clavicle differences, but apparently index finger to ring finger length is a function of exposure to testosterone during male and female fetal development. So, women (including one of my female friends who's very feminine) can have longer index fingers than ring fingers. See:
Dunno about the clavicle differences, but apparently index finger to ring finger length is a function of exposure to testosterone during male and female fetal development. So, women (including one of my female friends who's very feminine) can have longer index fingers than ring fingers. See:
https://healthpolicy.usc.edu/evidence-base/what-can-your-hand-say-about-your-cognition-digit-length-and-cognitive-abilities/
https://www.discovermagazine.com/health/finger-length-predicts-health-and-behavior
https://www.ancestry.com/c/traits-learning-hub/finger-length