Wolf reintroduction programs in North America and Europe have achieved significant conservation success but created intense conflict with livestock producers. Managing coexistence is a welfare challenge for wolves, livestock, and the communities affected.
Wolf reintroduction welfare considerations span multiple species. For wolves, small and fragmented populations face genetic bottlenecks, high mortality from road strikes and illegal killing, and the persistent stress of living in human-dominated landscapes. For livestock killed or injured by wolves, the welfare cost is immediate and severe. For livestock that survive attacks, post-traumatic stress responses including reduced grazing, increased vigilance, and reduced production have been documented. For communities whose livelihoods depend on livestock, the psychological toll of predation stress is significant. The welfare-positive outcome requires systemic coexistence infrastructure — proven protection measures, adequate compensation, and stable wolf populations that have reached ecological equilibrium with human land use.