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Table 3 Mean values (plus standard deviations) of frequency and time parameters of trill song and warbling song of Phylloscopus pulcher

From: A phylogeographic break and bioacoustic intraspecific differentiation in the Buff-barred Warbler (Phylloscopus pulcher) (Aves: Passeriformes, Phylloscopidae)

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
  1. 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.