yes-b/c it's best if males have their behaviour modified by having their nuts chopped off.(ask any veterinarian, it's best for their longterm well being)
however since, as we all know, it's better to look good than feel good, they should be allowed to have falsies. nothing worse than having an ugly male at the end of the leash.
hell females have been using silicone implants to improve their self-esteem for decades