If you look at how Gorillas kind of walk around on their fists, it definitely makes sense that there’s some evolutionary benefit to the knuckle shape. It doesn’t have to be related to hitting things either. It’s easiest to support yourself with a straight wrist, like if you’re holding a branch, vs putting your palm flat is a lot more stress on your wrist.
If you look at how Gorillas kind of walk around on their fists, it definitely makes sense that there’s some evolutionary benefit to the knuckle shape. It doesn’t have to be related to hitting things either. It’s easiest to support yourself with a straight wrist, like if you’re holding a branch, vs putting your palm flat is a lot more stress on your wrist.