Fig. 2

The epidemiologic scenario of poor rural communities in many Latin American countries. Mud house with cracks where triatomines can hide (A-C), with detail of a crack in a rural adobe/brick house (A). B Inside of the house illustrated in (A). Mud house with cracks (C) with presence of domestic animals in the environment: dog (D), chickens (E) and pigs (F). These animals can attract triatomines for a blood meal, thus helping maintain the peridomestic cycle of T. cruzi. Photographs were taken in rural areas of the municipalities of Tremedal (A and B) and Irecê, Bahia, Brazil (E–F)