Table 1.
Akaike's information criterion (AICc) scores, differences (Δi), weights (w i), and number of parameters (K) from five linear mixed models describing four different thermoregulatory responses of Barbastella barbastellus. **: best performing model; *: valid model (Δ < 4)
| Thermoregulatory response | Hypothesis | K | AICc | Δi | w i |
|---|---|---|---|---|---|
| Torpor use | Social | 2 | 218.9** | 0.0 | 0.971 |
| Physiological | 3 | 220.1* | 1.2 | 0.015 | |
| Cavity | 4 | 223.4 | 4.5 | 0.009 | |
| Weather | 2 | 234.4 | 15.5 | 0.004 | |
| Tree | 5 | 250.1 | 31.2 | 0.001 | |
| Numbers of torpor bouts | Social | 2 | 179.7* | 1.1 | 0.213 |
| Physiological | 3 | 178.6** | 0.0 | 0.556 | |
| Cavity | 4 | 189.9 | 11.3 | 0.026 | |
| Weather | 2 | 189.5 | 10.9 | 0.097 | |
| Tree | 5 | 200.3 | 21.7 | 0.008 | |
| Torpor depth | Social | 2 | 315.7** | 0.0 | 0.732 |
| Physiological | 3 | 333.6 | 15.9 | 0.100 | |
| Cavity | 4 | 319.0* | 3.3 | 0.055 | |
| Weather | 2 | 317.7* | 2.0 | 0.111 | |
| Tree | 5 | 361.4 | 45.7 | 0.002 | |
| Torpor duration | Social | 2 | 391.1** | 0.0 | 0.881 |
| Physiological | 3 | 396.6 | 5.5 | 0.088 | |
| Cavity | 4 | 415.4 | 24.3 | 0.015 | |
| Weather | 2 | 392.9* | 1.8 | 0.010 | |
| Tree | 5 | 408.4 | 17.3 | 0.006 |