TABLE 1 in Nesting evidence, density and vocalisations in a resident population of Savannah Sparrow Passerculus sandwichensis wetmorei in Guatemala

TABLE 1 Mean (± SD) and range of signal characteristics of songs of breeding Savannah Sparrows Passerculus sandwichensis wetmorei in PRM Todos Santos Cuchumatán, dpto. Huehuetenango, Guatemala, in June 2016, n = 37 songs of four males.
Song section (see Fig. 5)Duration (seconds)Peak frequency (kHz)Entire song (n = 37)2.5 ± 0.3 (2.1–3.1)Introduction:Chip note (n = 97)0.06 ± 0.01 (0.04–0.12)7.906 ± 202 (6.938 –8.250)Middle section:Descending whistle (DW1) (n = 37)0.10 ± 0.01 (0.08–0.11)6.927 ± 132 (6.750 –7.125)Trill (n = 37)0.05 ± 0.01 (0.03–0.06)6.471 ± 1.268 (4.125 –7.500)Double ch note (n = 37)0.08 ± 0.004 (0.07–0.10)5.063 ± 378 (3.188 –5.625)Dominant section:Buzz (n = 37)0.60 ± 0.06 (0.5–0.8)6.456 ± 646 (4.688 –6.938)Terminal section:Descending whistle (DW2) (n = 37)0.08 ± 0.005 (0.07–0.09)7.566 ± 222 (7.313 –8.063)Trill-whistle (n = 37)0.29 ± 0.07 (0.16 – 0.39)4.074 ± 355 (3.375 –4.313)