I wonder if there is a bias in finger loss? People use fingers and have preferences in use. Used fingers may get infected by bites by animals/snakes - and some

I wonder if there is a bias in finger loss? People use fingers and have preferences in use. Used fingers may get infected by bites by animals/snakes - and some snakes are very toxic. You can not cut off a leg after a poisonous snake bite, but with a finger you may have a choice? In religion one would want to cut a minimalist finger - you do not want to disable followers = your army? That said, there may be too few missing finger/painted figures/in many places to decide.