Table 1.
Individual Chimpanzee’s Performance on Each Kin Category
| Subject | Kin trial category | ||||
|---|---|---|---|---|---|
| Name | Gender | MD | MS | PD | PS |
| Jarred | M | 55.0 | 72.5 | 77.5 | 70.0 |
| Lamar | M | 62.5 | 80.0 | 85.0 | 62.5 |
| Scott | M | 80.0 | 77.5 | 65.0 | 65.0 |
| Patrick | M | 72.5 | 70.0 | 82.5 | 77.5 |
| Katrina | F | 70.0 | 67.5 | 60.0 | 77.5 |
| Faye | F | 55.0 | 77.5 | 65.0 | 50.0 |
| Male chimpanzees | 67.5 | 75.0 | 77.5 | 68.8 | |
| Female chimpanzees | 62.5 | 72.5 | 62.5 | 63.8 | |
Note. MD = mother– daughter; MS = mother–son; PD = father– daughter; PS = father–son; M = male; F = female.