Table 1.
Parameter estimates for the Linear Mixed Models (LMM) on the influence of the different playback stimuli and the genetic distance between species on the percentage of time spent looking towards the speaker for redfronted lemurs tested at Kirindy (a, b) and at Ranomafana (c, d)
| Model | Response variable | Random factors | Fixed factors | Estimate | SE | P-value | |
|---|---|---|---|---|---|---|---|
| a | LMM | Percentage of time spent looking towards the speaker | individual identity | intercept | 0.56 | 0.08 | <0.001 |
| E. rufus | 0.02 | 0.11 | 0.81 | ||||
| E. albifrons | −0.02 | 0.11 | 0.85 | ||||
| E. fulvus | 0.01 | 0.11 | 0.91 | ||||
| E. rubriventer | −0.33 | 0.11 | 0.003 | ||||
| sex | −0.07 | 0.68 | 0.28 | ||||
| b | LMM | Percentage of time spent looking towards the speaker | individual identity | intercept | 0.60 | 0.05 | <0.001 |
| genetic distance | −0.08 | 0.02 | <0.001 | ||||
| sex | −0.07 | 0.07 | 0.29 | ||||
| c | LMM | Percentage of time spent looking towards the speaker | individual identity | intercept | 0.28 | 0.1 | <0.001 |
| E. rubriventer | 0.12 | 0.11 | 0.09 | ||||
| E. albifrons | 0.19 | 0.11 | 0.49 | ||||
| sex | 0.09 | 0.11 | 0.42 | ||||
| d | LMM | Percentage of time spent looking towards the speaker | individual identity | intercept | 0.39 | 0.09 | <0.001 |
| genetic distance | −0.001 | 0.02 | 0.97 | ||||
| sex | 0.07 | 0.11 | 0.52 |