Fig 6. Extensively and intensively raised chickens in Thailand according to the current methodology (a and b, respectively) and that of Van Boeckel et al. [8] (c and d, respectively) (unprojected lat/long decimal degrees coordinate system, WGS 84).

The data used to produce these maps were all from public sources (detailed in the Material and Method section) and the country limit data are from the FAO Global Administrative Unit Layers (GAUL) database.