Table 3. Summary of the best-fitting generalized binomial models (evaluated using the corrected Akaike information criterion) that assess the effect of snake sex and SVL on the frequency of occurrence of the main taxonomic categories in the diet of Bothrops asper.
| Predictor | Estimate | SE | Odds ratio | z | p | |
|---|---|---|---|---|---|---|
| Scolopendromorpha | ||||||
| Intercept | −2.3026 | 0.5244 | – | −4.3909 | 0.689 | |
| SVL | −0.0028 | 0.0022 | −0.28 | −1.281 | 0.2 | |
| Anura | ||||||
| Intercept | 4.0245 | 2.2452 | -- | 1.792 | 0.0731 | |
| Sex—male | 1.9816 | 1.2811 | 625.43 | 1.547 | 0.1219 | |
| SVL | −0.0139 | 0.0058 | −1.38 | −2.409 | 0.0160 | |
| Squamata | ||||||
| Intercept | 1.9421 | 2.6812 | – | 0.7244 | 0.4688 | |
| Sex—male | −18.5301 | 3911.2674 | −99.99 | −0.0047 | 0.9962 | |
| SVL | −0.0083 | 0.0064 | −0.83 | −1.3091 | 0.1905 | |
| Mammalia | ||||||
| Intercept | −4.3263 | 2.0329 | – | −2.1282 | 0.0333 | |
| Sex—male | −1.7229 | 1.1755 | −82.15 | −1.4656 | 0.1428 | |
| SVL | 0.0128 | 0.0048 | 1.28 | 2.6593 | 0.0078 | |
Note:
In bold, the factors with a significant effect. SE, standard error.