Table 4.
The effects of cloud cover (Cloud), lunar distance (Distance), lunar phase (Phase), minimum ambient temperature (Temperature, °C), precipitation (Precipitation, mm), and date (Date) on daytime mean heart rate (beats min‐1) in six barnacle geese
| Value | SE | t‐value | p‐value | |
|---|---|---|---|---|
| Intercept | 127.7 | 141.7 | 0.90 | 0.37 |
| Cloud | −0.049 | 0.039 | −1.24 | 0.21 |
| Distance | −5.40 | 6.57 | −0.82 | 0.41 |
| Phase | 0.50 | 2.44 | 0.21 | 0.84 |
| Temperature | −0.21 | 0.10 | −1.99 | 0.046 |
| Precipitation | 0.18 | 0.04 | 4.20 | <0.0001 |
| Date | 0.001 | 0.013 | 0.07 | 0.94 |
| Cloud × Distance | 0.12 | 0.09 | 1.38 | 0.17 |
| Cloud × Phase | 0.018 | 0.033 | 0.55 | 0.58 |
| Distance × Phase | 0.04 | 3.63 | 0.01 | 0.99 |
| Cloud × Distance × Phase | −0.06 | 0.05 | −1.31 | 0.19 |
Autocorrelation parameter = 0.57. Variance estimates for the random effects: intercept: 525, Residual: 386. Degrees of freedom for all parameters = 1,234. Significant effects are highlighted in bold.