Supplementary feeding of wild birds provides welfare benefits during challenging periods but carries responsibilities to prevent disease and dependency.
Wild bird feeding, done thoughtfully, provides genuine welfare benefits - supplementary nutrition during periods of food scarcity, energy support during cold weather, and accessible food during breeding seasons when energy demands are high. However, poorly managed bird feeders can cause welfare harm: disease spread through contaminated feeders, inappropriate foods causing nutritional harm, and window collisions when feeders are placed at dangerous distances from glass. The welfare-positive approach to bird feeding includes regular feeder cleaning to prevent salmonellosis outbreaks, provision of appropriate foods for local species, placement of feeders to minimize window strike risk, and consideration of the invasive species implications of which birds are supported. Even cat predation at feeders requires consideration - providing food that concentrates birds in areas where cats hunt creates welfare tradeoffs.