Chimpanzee sanctuaries across Africa provide long-term care for orphaned and confiscated individuals, but the scale of need, resource constraints, and difficulty of release mean sanctuary welfare standards are critical for animals that may never return to the wild.
Chimpanzee sanctuary residents face welfare challenges arising from their long-term captivity and the traumatic origins of most individuals. Orphaned chimpanzees who witnessed their mothers being killed carry psychological trauma that can manifest as permanent social difficulties. Social integration of unrelated individuals into stable groups requires careful management, with aggression and rank-order disputes causing injuries. Space limitations in underfunded sanctuaries restrict the behavioural repertoire available to cognitively complex animals. Enrichment programs providing foraging challenges, novel objects, and outdoor forest access substantially improve welfare but require consistent staffing and resources. The best sanctuaries provide multi-hectare forested islands with social groups managed by experienced staff who can interpret individual chimpanzee needs and relationships.