Clouded leopards are notoriously difficult to maintain in captivity, with high rates of aggression between pairs and significant stress responses making them one of the most welfare-challenging felids in zoological settings.
Clouded leopards in captivity frequently show chronic stress indicators including pacing, hiding, and elevated glucocorticoid levels. Their natural lifestyle — solitary, nocturnal, highly arboreal — is difficult to replicate in standard enclosures. Pair housing required for breeding carries significant risk of lethal male aggression unless gradual, carefully monitored introduction protocols are used. High-welfare facilities provide large, complex off-exhibit spaces, allow animals to choose access to public areas, and maintain very low-disturbance keeper relationships built through positive reinforcement. The welfare case for keeping this species must be assessed against genuine conservation breeding value.