Variable | PC 1 | PC 2 | PC 3 |
---|---|---|---|
Starting frequency | 0.285 | 0.358 | 0.258 |
First frequency peak | 0.499 | −0.259 | 0.000 |
Highest frequency peak | 0.509 | −0.245 | 0.010 |
End frequency | 0.332 | 0.485 | −0.173 |
Lowest frequency | 0.350 | 0.538 | −0.038 |
Total call length | −0.020 | 0.028 | 0.949 |
Range in frequency | 0.421 | −0.468 | 0.025 |
Eigenvalue | 3.42 | 1.74 | 1.04 |
Explained variance | 48.90 | 24.80 | 14.80 |