Sun bears are the smallest bear species and among the most behaviourally complex. Their welfare in captivity depends on foraging enrichment, appropriate social management, and freedom from the bile farming practices that affect wild-caught individuals.
Sun bear welfare is particularly dependent on foraging enrichment that engages their specialised long-tongue anatomy. Natural foraging involves extensive tree exploration, log deconstruction, and insect extraction — behaviours that require complex, three-dimensional environments with woody material that can be manipulated and destroyed. Bears rescued from bile farms often have severe physical and psychological damage from years of confinement in crush cages; rehabilitation requires patient, long-term work building positive associations with humans and complex environments. High-welfare sun bear facilities provide naturalistic forest-like enclosures, extensive foraging enrichment, and support for wild population conservation through organisational partnerships.