It's speculated this is why human males lack a baculum. https://blogs.ucl.ac.uk/researchers-in-museums/2012/11/26/how-did-man-lose-his-penis-bone/ https://blog

It's speculated this is why human males lack a baculum. https://blogs.ucl.ac.uk/researchers-in-museums/2012/11/26/how-did-man-lose-his-penis-bone/ https://blogs.ucl.ac.uk/researchers-in-museums/2012/11/26/ho...