Neutering is the surgical removal of the reproductive organs of a pet.
Veterinarians send most pets home from the hospital the same day or the day after surgery. Pets resume normal activity within a day or two. Decreases the male's urge to spray urine to mark territory and to fight over females in heat Decreases embarrassing inappropriate mounting behavior in male pets. Reduces or eliminates intermale fighting, irritable aggression of females in heat, and dominance aggression. Neutering does not affect guarding behavior.