Macaws are among the most cognitively complex birds kept in zoos. Their intelligence, long lifespan, and need for social and behavioural complexity create substantial welfare demands that many facilities struggle to meet.
Macaw welfare is profoundly challenging to deliver in institutional settings because their natural lives involve constant cognitive engagement — foraging for diverse foods across large territories, navigating complex social dynamics in flocks, and engaging in extended vocal communication. Captive macaws with inadequate enrichment and social contact develop feather-destructive behaviour, stereotypic rocking, and excessive vocalisation that indicate psychological distress. Best-practice macaw keeping requires stable pair or flock housing, environmental enrichment that changes daily, foraging activities that occupy hours rather than minutes, and positive reinforcement training for voluntary veterinary cooperation. Many macaws in private collections and some zoo exhibits receive far below this standard. Rehoming macaws is difficult and often welfare-negative for the bird.