BioAcoustica is a free, open repository of wildlife sound recordings from the Natural History Museum, London.
Taxonomic index of the BioAcoustica collection
Acoustic and biological measurements in the BioAcoustica collection
Recording annotations from ann-o-mate
The specimens that recordings are of, from the collections
Where the specimens that recordings are of were collected, not where the sound was recorded
| lab recording, April 1988, 8:00 h, 21°C (Uher, tape no. CS_U11R, 500 Hz high pass) | 0:34 |
Melanogryllus desertus (Pallas, 1771) (Figs. 3; 10; 17) - the species stridulates from June to September, in the evening and at night. The calling song is composed from echemes of 12-13 hemisyllables and the gaps between echemes are very variable, from 0.1 and 0.5 second at 30oC and sometimes more than 1 second at a temperature below 20oC. An echeme has 0.2 – 0.3 seconds. he stridulation begins in the afternoon and lasts until late at night; it can be heared from more than 15 meters. The pars stridens has approximately 2,5 mm (the area with stridulatory pegs) and 136 pegs.
Males sing during the day and night. The song consists of a series of melodious 'krrtree'-sounds (echemes), repeated more or less regularluy at intervals of about 1-2 x. The echeme consosts of 12-13 syllables of which the first 8-10 are quiet and the final 2-4 are loud. A courtship song is unknown.