Table 4.
ANOVA and Kruskal-Wallis (KW) analyses of morphology by species
| Females | Df | Anova sum Sq | Anova mean Sq | Anova F | Anova Pr(>F) | KW chi-sq | KW P |
|---|---|---|---|---|---|---|---|
| SUL | 4 | 0.079 | 0.020 | 5.973 | 0.001 | 9.783 | 0.044 |
| SUL Residuals | 32 | 0.105 | 0.003 | ||||
| TL/SUL | 4 | 0.029 | 0.007 | 1.766 | 0.160 | 6.822 | 0.146 |
| TL/SUL Residuals | 32 | 0.131 | 0.004 | ||||
| HW/SUL | 4 | 0.002 | 0.001 | 0.286 | 0.885 | 2.119 | 0.714 |
| HW/SUL Residuals | 32 | 0.065 | 0.002 | ||||
| Males | Df | Anova sum Sq | Anova mean Sq | Anova F | Anova Pr(>F) | KW chi-sq | KW P |
| SUL | 4 | 0.116 | 0.029 | 7.941 | 0 | 17.968 | 0.001 |
| SUL Residuals | 48 | 0.176 | 0.004 | ||||
| TL/SUL | 4 | 0.013 | 0.003 | 1.641 | 0.179 | 7.307 | 0.120 |
| TL/SUL Residuals | 48 | 0.094 | 0.002 | ||||
| HW/SUL | 4 | 0.037 | 0.009 | 1.962 | 0.115 | 8.294 | 0.081 |
| HW/SUL Residuals | 48 | 0.224 | 0.005 | ||||
| WGF/SUL | 4 | 0.126 | 0.032 | 5.736 | 0.001 | 17.323 | 0.002 |
| WGF/SUL Residuals | 47 | 0.258 | 0.005 | ||||
| HGF/SUL | 4 | 0.816 | 0.204 | 51.880 | <2e-16 | 40.704 | 3.10E-08 |
| HGF/SUL Residuals | 47 | 0.185 | 0.004 | ||||
| WGF/HGF | 4 | 0.905 | 0.226 | 84.290 | <2e-16 | 43.907 | 6.71E-09 |
| WGF/HGF Residuals | 47 | 0.126 | 0.003 |
Morphological measurement abbreviations are: Snout-Urostyle length (SUL), Tibiafibula Length (TL), Head Width (HW), Gular Flap Width (GFW), Gular Flap Height (GFH). For raw measurements, see Loader et al., submitted