Research overview: surplus animals and population management in captive felid programs

Managing captive felid populations sustainably requires controlling breeding to match available space and genetic goals, which raises difficult questions about surplus animals. This overview surveys the tools and ethics of population management: contraception and its reversibility and side effects, breeding recommendations through studbooks, the welfare value of allowing animals to breed and rear young versus the consequences of overproduction, and the controversy over culling surplus animals in some regions. It discusses how speed-breeding for commercial purposes generates welfare problems absent in carefully managed conservation breeding, and how lifetime-care commitments constrain breeding decisions. The synthesis frames responsible population management as integral to welfare, balancing reproductive expression, genetic health and the realities of finite high-quality captive capacity.