The 3 valley study area of Pau da Lima. White triangles indicate the location where pregnant rats (included in this study) were caught. White dots show the location of inferred sires. Straight white lines and numbers indicate distance (m) between pregnant rats and inferred sires. Black dots indicate all other rats sampled during May and July of 2013. Black lines indicate the location of streets. Topography generated by a digital terrain model is shown in different categories of elevation.