Table 2. Acoustic characteristics of R. charius (N = 21), R. griet (N = 8) and R. honnametti (N = 20).

Features	R. charius	R. griet	R. honnametti
Dominant Frequency (Hz) Mean ± SE (Range)	2478.57±12.56 (2346–2541)	3699.88±9.51 (3634–3746)	2635.9±11.75 (2536–2736)
Call duration (s) Mean ± SE (Range)	0.09±0.004 (0.06–0.14)	0.086±0.001 (0.081–0.089)	0.1±0.003 (0.006–0.121)
Number of pulses Mean ± SE (Range)	15.14±0.26 (13–18)	13.38±0.16 (13–15)	6.4±0.179 (6–9)
Inter-call interval duration (s) Mean ± SE (Range)	2.51±0.09 (1.88–3.47)	5.22±0.2 (4.31–6.82)	2.45±0.023 (2.32–2.55)
Inter-call interval duration (s) with single male calling Mean ± SE (Range)	-	-	6.3±0.31 (3.94–8.07)