After the procedures cats are usually less aggressive and less likely to spray furniture or roam in search of mating opportunities. (catspecialist.com)
It also reduces a male dog's inclination to roam in search of a mating partner, which can reduce the chance that your furry friend will ever get lost. (fetchpetcare.com)
This makes sense, because populations in search of a mate need to stay near their own kind. (parksconservancy.org)