Figure 2. Stability of the social network between core units ofColobus angolensis ruwenzorii at Nabugabo, Uganda from Aug. 2017 to May 2019 in both the (a) short-term and (b) long-term, as illustrated by the cosine similarity (a) to the previous month and (b) to the first month of the study period. Shaded areas indicate the 95% highest density interval from 100 bootstrap samples of the observed data.