The changes in male cats after sterilization have a better temper, they will not urinate randomly, and they will not think about going out all day to find a female cat. The sterilization of male cats refers to the removal of the testicles and epididymis, and after sterilization, the occurrence of diseases such as testicular tumors and orchitis will be avoided, and the personality will change slightly, and it will not be particularly aggressive. Sterilization is not recommended for reproductive purposes.