The Arctic fox faces a unique welfare threat from climate change - warming tundra is enabling red fox expansion into their range, increasing competition and disease pressure.
Arctic fox welfare is being degraded by climate-driven ecological change at multiple levels. Reduced sea ice limits winter foraging access. Red fox expansion brings competition for burrow sites, food, and territorial space. Disease transmission from red foxes, including mange and canine distemper, affects naive Arctic fox populations. Supplementary feeding programmes in Scandinavia demonstrate that direct intervention can sustain populations through welfare bottlenecks, but the underlying climate trajectory continues to worsen. Individual Arctic foxes experiencing hunger, disease, and competitive exclusion are welfare subjects whose suffering deserves recognition alongside the species conservation concern.