Table 1.
Specifications for the four multivariate MCMCglmm models.
| Model | Dependent variables | Covariate | Predictors of sociality | Fixed effects |
|---|---|---|---|---|
| Organs size 1 | Spleen, Liver | Animal ID | Degree, Rank | Sex, Group, Body mass, Age, Age2 |
| Organs size 2 | Spleen, Liver | Animal ID | Eigenvector*, Rank | Sex, Group*, Body mass, Age, Age2 |
| Blood cells 1 | RBC, WBC, PTL | Animal ID | Degree, Rank | Sex, Group, Body mass, Age, Age2 |
| Blood cells 2 | RBC, WBC, PTL | Animal ID | Eigenvector, Rank | Sex, Group, Body mass, Age, Age2 |
*
Interaction term included. Age2: quadratic term for age.