Sun bears are the world's smallest bear species and face both habitat loss and exploitation for bile. Their welfare needs in captivity and rehabilitation present specific challenges.
Sun bear welfare exists on two distinct welfare frontiers. The most acute welfare crisis is bear bile farming — a practice that involves keeping bears in crush cages or with permanently implanted catheters for bile extraction, causing chronic pain and psychological distress throughout their lives. The rescue and rehabilitation of bile farm bears, pioneered by organizations like Animals Asia, represents one of the most impactful welfare rescue programs in the world. Rescued bears require years of rehabilitation before they can express anything approaching normal behavior. For sun bears in zoo settings, appropriate care requires complex arboreal structures, foraging enrichment that engages their highly dexterous tongues, and the opportunity to express their distinctive tree-climbing behavior. Conservation of wild sun bears requires addressing deforestation in their Southeast Asian forest habitat.