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Ecological Intelligence / Subject

anthropogenic litter

Urban pigeon injuries in Namibia varied sharply by land use

Evidence
Peer-reviewed
Geography
Katima Mulilo, Namibia; central business, market and residential sites
System
Urban wildlife health and anthropogenic debris

WHAT THE EVIDENCE SAYS

Researchers visually assessed 300 rock pigeons and found 46 with foot deformities. Prevalence was 22.5% in residential settings, 12.4% in the central business district and 10.4% at markets; residential birds had approximately twice the odds of deformities relative to central-business birds. Fibrous litter was observed as a plausible entanglement exposure.

WHY IT MATTERS / OUR READ

Small, chronic injuries can reveal the material ecology of a city. Wildlife-sensitive urban management can be as specific as monitoring and reducing string, thread and similar waste.

CAVEATS / UNCERTAINTY

This is a cross-sectional association; researchers did not experimentally trace individual deformities to particular waste items. Odds differences were modest with site and sampling limits, and the findings do not establish a citywide trend.

SOURCE

Frontiers in Ecology and Evolution — 29 Oct 2026
View original evidence ↗

Field surveys found foot deformities in 15.3% of 300 pigeons, with the highest proportion in residential areas.

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