Wildlife

Wild House Sparrow Urban Welfare

House sparrow populations have declined dramatically in UK cities over 50 years, with welfare implications from food scarcity, nest site loss and changing urban environments.

Key Facts

UK house sparrow populations declined by 68% between 1977 and 2008 in urban areas
The decline is linked to food scarcity for chicks, loss of nest sites and increased predation
House sparrows need access to rough grassland and weedy areas for invertebrate and seed food
Nest boxes and weedy garden corners provide the habitat elements sparrows need in urban areas
Dense ivy and shrubs against buildings provide communal roosting sites essential for winter survival

Welfare Considerations

House sparrow welfare in cities requires providing the specific habitat elements - invertebrate-rich feeding areas, nest sites and roosting cover - that urban development removes.

What You Can Do

Install house sparrow nest box terraces on buildings with suitable aspect
Allow weedy corners in your garden for sparrow feeding on seeds and invertebrates
Plant dense native shrubs against buildings to provide roosting cover for sparrow colonies