Figure 4.

Capture locations (gray stars) of nine African buffalo found to have seroconverted for antibodies against Rift Valley fever virus (upon recapture and repeat serologic testing). Numbers next to starred locations indicate the order of detection of these seroconverting animals. Open circles indicate the distribution of all other capture events during November 2000–July 2006. Borders of Kruger National Park are indicated by the solid line.