General description:
Behaviour:
The call of O. incisus consists of short, 0.5–0.9 s trains of syllables produced at the rate of 20–30 syllables/sec; (at 22°C); mean syllable duration is 0.01954 (SD=0.00200, n=84), with the frequency peak at 14.6–22.6 kHz (Figs. 49A–C). The call, produced by the males only at night, is soft and barely audible to the human ear. [1]
引用
Taxonomic name: