Gorillas are the largest living primates and highly social animals whose welfare in zoo settings depends critically on complex social groupings, cognitive enrichment, and management approaches that respect their behavioral needs.
Gorilla welfare in accredited zoos has improved substantially over recent decades through larger, more complex enclosures with appropriate social groups and enrichment programs. The key welfare challenges involve social management: bachelor groups of young males require specific management to prevent damaging aggression, introductions of new individuals to established groups must be managed very carefully, and separations for veterinary care cause distress in socially bonded animals. Cognitive enrichment — foraging puzzles, novel objects, keeper interaction — engages gorilla intelligence and reduces the behavioral indicators of boredom and stress. Long-lived individuals in zoo populations develop decades-long relationships with specific keepers, creating attachment bonds that must be managed through transitions. Zoo gorilla conservation programs make genuine contributions to genetic conservation and research.