Wasps are widely misunderstood and persecuted despite their crucial ecological roles, raising welfare questions about mass extermination practices.
Wasp welfare is rarely considered despite wasps being killed in enormous numbers through nest treatments and generalized insecticide application. The ecological importance of wasps - as predators of pest insects, pollinators, and parasitoids used in biological control - means their welfare matters beyond individual animal concerns. Mass nest killing with insecticides causes deaths across large numbers of individuals and the welfare significance depends on unresolved questions about social insect pain experience. Tolerance of wasp nests in low-risk locations rather than routine extermination is a practical welfare-positive choice.