Bats are among the most diverse and ecologically vital mammal groups, yet they face welfare threats from habitat loss, disease, wind turbines, and public misunderstanding. Their welfare in both wild and rehabilitation contexts raises important considerations.
Bat welfare encompasses multiple distinct concern areas. White-nose syndrome causes prolonged suffering: affected bats wake from hibernation repeatedly, exhibit erratic daytime flight, become dehydrated and emaciated, and die from exhaustion and starvation over weeks. The mass mortality events at hibernation sites — where thousands of bats may die in a single winter — represent one of the largest welfare crises in North American wildlife. Wind turbine mortality causes acute traumatic death or barotrauma injury, with internal haemorrhage from rapid pressure changes being the predominant cause — many bats die without visible external injury. In rehabilitation settings, bats present significant welfare challenges: they are social animals that require conspecific contact in recovery, they need space for flight to rebuild condition, and they have very specific dietary requirements (live insects in most cases) that are difficult to provide. Public fear and misunderstanding of bats — rooted in disease association and folklore — reduces tolerance for their presence and support for their conservation.