Table 2. The results of the PCA analysis in order to group behavioural parameters that were observed during the time inbred and outbred males could obtain visual access to a female by positioning themselves in front of a peephole.
PC1 was interpreted as displacement behaviour, PC2 as avoidance behaviour and PC3 as aggressive behaviour.
| PC1 | PC2 | PC3 | |
|---|---|---|---|
| Eigenvalue | 1.418 | 1.285 | 1.074 |
| Proportion of total variance | 0.287 | 0.236 | 0.165 |
| Cumulative Proportion | 0.287 | 0.523 | 0.688 |
| Beak wipes | -0.472 | 0.155 | -0.268 |
| Chase | 0.372 | 0.196 | -0.524 |
| Escape | 0.146 | 0.638 | 0.263 |
| Feather shuffle | -0.500 | 0.171 | -0.130 |
| Move away | 0.085 | 0.616 | 0.341 |
| Preening | -0.539 | 0.236 | -0.194 |
| Threat display | 0.262 | 0.258 | -0.643 |