Castration facts for kids
Castration in veterinary practice
Castration is commonly performed on domestic animals not intended for breeding. Domestic animals are usually castrated in order to avoid unwanted or uncontrolled reproduction; to reduce or prevent other ways of sexual behaviour such as territorial behaviour or aggression (like fighting between groups of uncastrated males of a species); or to reduce other consequences of sexual behaviour that may make animal husbandry more difficult, such as fence destruction when animals try to get to nearby females of the species.
A specialized vocabulary has arisen for neutered animals of given species:
Castration Facts for Kids. Kiddle Encyclopedia.