Supplementary feeding of wild animals at stations and garden feeders can improve welfare during food shortages but also creates dependency, disease transmission risks and ecological imbalances requiring careful management.
Wild animal supplementary feeding sits at the intersection of genuine welfare benefit and unintended welfare harm. Garden bird feeding during winter genuinely reduces starvation risk for some species and likely contributes to population support at landscape scale. But concentrated animals at feeders create disease transmission hotspots, particularly for songbirds vulnerable to trichomonosis and salmonellosis. The disease welfare cost of poorly managed feeders may outweigh their nutritional benefit for affected individuals. The welfare-positive approach involves providing appropriate species-specific food, rigorous feeder hygiene, careful positioning to reduce predator risk and seasonal management that maintains wild food-finding behaviour alongside supplementary provision.