Spread of the mosquito Culex poicilipes around a breeding site in different hypothetical landscapes in the semi-arid region of the Ferlo, Senegal, based on model simulations. Red isolines depict the mosquito density. Vegetation is represented in green and bare soil in yellow.
Lambin et al. International Journal of Health Geographics 2010 9:54 doi:10.1186/1476-072X-9-54