Table 1.
Estimated daily average party size and kin composition
Life period | Offspring | Party size | Maternal kin | Maternal nonkin |
First 6 mo | Sons | 7.49 | 1.30 | 5.89 |
Daughters | 5.34 | 0.91 | 4.19 | |
Late infancy | Sons | 5.11 | 0.96 | 4.15 |
Daughters | 4.21 | 0.70 | 3.51 |
Least square means were generated from a model that included maternal rank and year nested in season. All comparisons between mothers with sons and mothers with daughters were significant (P < 0.05).