Trill song
|
---|
Population
|
n
|
tges
|
zel**
|
speed**
|
zeltype**
|
t
max**
|
t
min**
|
F
max
|
F
min**
|
Δf**
|
Δf
max*
|
Δf
min
|
f
mod**
|
China
|
12
|
3.25 ± 0.42
|
96.4 ± 13.5
|
29.6 ± 1.4
|
1.4 ± 0.5
|
0.03 ± 0.004
|
0.01 ± 0.001
|
9.77 ± 0.71
|
2.93 ± 0.23
|
7.00 ± 0.74
|
5.64 ± 0.87
|
0.87 ± 0.37
|
−1.9 ± 0.71
|
Nepal
|
16
|
3.32 ± 0.92
|
70.6 ± 20.7
|
21.4 ± 2.1
|
1.0 ± 0.1
|
0.05 ± 0.012
|
0.02 ± 0.016
|
9.37 ± 0.51
|
3.56 ± 0.58
|
5.81 ± 0.77
|
4.97 ± 0.88
|
0.73 ± 0.27
|
−0.9 ± 0.83
|
Warbling song
|
Population
|
n
|
tges
|
zel
|
speed**
|
zeltype*
|
t
max
|
t
min**
|
F
max
|
F
min
|
Δf
|
Δf
max
|
Δf
min **
|
f
mod
|
China
|
9
|
1.76 ± 0.24
|
12.1 ± 3.0
|
6.9 ± 1.3
|
2.5 ± 0.7
|
0.13 ± 0.009
|
0.09 ± 0.028
|
7.46 ± 0.38
|
2.42 ± 0.26
|
5.04 ± 0.44
|
4.75 ± 0.44
|
3.36 ± 0.62
|
−0.4 ± 0.32
|
Nepal
|
8
|
1.61 ± 0.27
|
15.9 ± 6.2
|
9.7 ± 2.3
|
3.4 ± 0.9
|
0.11 ± 0.028
|
0.05 ± 0.009
|
7.72 ± 0.60
|
2.43 ± 0.44
|
5.30 ± 0.99
|
4.36 ± 0.91
|
2.05 ± 0.76
|
−0.3 ± 0.41
|
- n = number of individual male recordings measured; significant differences among Chinese and Himalayan (Nepal) populations: * = Mann–Whitney-U test, p < 0.05; ** = Mann–Whitney-U test, p < 0.01.