Figure 3
From: Low Levels of Fruit Nitrogen as Drivers for the Evolution of Madagascar’s Primate Communities

Map representing the 62 locations for which nitrogen records were available. Point size is proportional to the average nitrogen concentration in fruits per site. Studies are listed in Supplementary Table S1. The figure was created using “maptools” package in R v 3.3.2 (https://cran.r-project.org/).