Table 3 in Taxonomic revision of grass frogs (Ptychadenidae, Ptychadena) endemic to the Ethiopian highlands
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Table 3. Call variables for calls composed of several notes.
SpeciesN individualsN callsCall durationNumber of notesNote durationInter-note durationNote ratePeak frequencyMin frequencyMax frequencyFrequency bandwidthRelative time of peak amplitudeP. cooperi354393 ± 1264.5 ± 1.242 ± 858 ± 1111.7 ± 0.81653 ± 64666 ± 2671687 ± 621547 ± 494235 ± 82P. amharensis447355 ± 2765 ± 3.543 ± 1537 ± 1214.7 ± 3.62224 ± 1581535 ± 2742247 ± 1771282 ± 176169 ± 44P. doro321411 ± 411 ± 0411 ± 41--1966 ± 1051752 ± 871999 ± 93415 ± 31295 ± 39
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2025-04-04
