Western lowland gorillas are critically endangered great apes whose complex social and cognitive needs make welfare provision in zoo settings particularly demanding and important.
Gorilla welfare in zoos is shaped by the same factors that determine wellbeing in wild populations: social stability, food diversity, environmental complexity, and freedom from chronic stress. The social structure of gorilla groups is complex, and managing multi-male groups or introductions of new individuals requires considerable skill and space. Gorillas are highly emotional animals that form deep attachments and experience separation distress intensely. Environmental enrichment must address their cognitive complexity through problem-solving challenges, novel materials, and sensory diversity. The ethical status of gorilla captivity is debated given their cognitive sophistication, but for the critically endangered western lowland gorilla, well-managed zoo populations serve both species survival and educational purposes that may justify captivity if welfare standards are genuinely high.