Figure 1.

Study sites location. Four villages located in the Man region, western Côte d’Ivoire, were selected for this study. Bogouiné II and Bloleu are in a plain at relatively low altitude (340 and 346 m above sea level, respectively). Mélapleu and Sandougou-soba are in a mountainous area at relatively high altitude (529 and 883 m, respectively). Maps have been generated using GPS Visualizer [24].