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Table 1 Descriptive statistics of call features measured in the advertisement calls of D. melanostictus in three localities
| Call property | TL (n= 9) | VS (n= 11) | ND (n= 15) | Total (N= 35) |
|---|---|---|---|---|
| Call rate (calls/min) | 2.10 ± 0.19 | 2.21 ± 0.18 | 2.02 ± 0.16 | 2.10 ± 0.19 |
| (1.93-2.45) | (1.91-2.41) | (1.87-2.41) | (1.87-2.45) | |
| Rise time (ms) | 238.9 ± 81.2 | 200.8 ± 98.4 | 269.9 ± 95.1 | 240.2 ± 94.9 |
| (90.6-301.6) | (90.6-372.1) | (98.7-471.0) | (90.6-471.0) | |
| Dominant frequency (Hz) | 1312.7 ± 13.2 | 1266.7 ± 20.2 | 1302.3 ± 15.4 | 1293.8 ± 23.0 |
| (1289.8-1321.4) | (1239.9-1287.2) | (1297.8-1308.7) | (1239.9-1321.4) | |
| Call duration (ms) | 29,082.8 ± 3357.1 | 27,710.3 ± 7251.1 | 24,674.9 ± 5858.6 | 26,722.2 ± 5909.3 |
| (25,316-34,217) | (17,930-41,220) | (18,990-41,220) | (17,930-41 220) | |
| Frequency modulation (Hz) | 162.0 ± 52.1 | 122.7 ± 49.7 | 147.1 ± 21.8 | 143.3 ± 42.4 |
| (89–231) | (66–184) | (121–218) | (66–231) | |
| Pulse rate (pulses/s) | 13.25 ± 3.89 | 11.46 ± 2.75 | 10.35 ± 0.72 | 11.69 ± 2.63 |
| (10.3-15.7) | (9.8-13.6) | (8.8-12.9) | (8.8-15.7) |
