Chimpanzees used in biomedical research, entertainment, or poorly managed zoo settings face profound welfare challenges, with sanctuary placement representing the gold standard for rehabilitation.
Captive chimpanzee welfare represents one of the most ethically significant issues in applied animal welfare, given the species' cognitive complexity and closeness to humans. Research chimpanzees retired from biomedical use carry psychological trauma from isolation, invasive procedures, and social deprivation. Sanctuary environments with appropriate social groups, complex naturalistic spaces, and patient behavioral rehabilitation programs produce genuine welfare improvements over years. Supporting sanctuary capacity ensures that retirement from research or entertainment provides meaningful welfare benefit.