Rattus distribution in south Africa and in south-east Asia. (a) Sampling sites of the three Rattus species in South Africa and Swaziland in relation to human footprint. The different species are denoted: R. tanezumi (circle), R. rattus (square) and R. norvegicus (triangle) (b) Distribution of native and naturalised occurrence records of Rattus tanezumi in south-east Asia obtained from http://www.gbif.org webcite. Distributional range of Rattus tanezumi from Global Mammal Assessment (GMA) is overlaid and indicated by grey shading.
Bastos et al. BMC Genetics 2011 12:26 doi:10.1186/1471-2156-12-26