| Cognitive ability | Area | Domain | # experiments | # species |
|---|---|---|---|---|
| metacognition | ToM | Meta-Cognition | 15 | 5 |
| Semantics | Vocalization | Social Cognition | 20 | 12 |
| social comparison | Fairness | Social Cognition | 3 | 2 |
| Joint Attention | ToM | Social Cognition | 11 | 7 |
| Inequity Aversion | Fairness | Social Cognition | 11 | 6 |