Social calls of the Soprano pipistrelle (Pipistrellus pygmaeus)

Recordings from 2020 to 2024

These type C social calls in the first row of snippits were recorded while soprano pipistrelles were leaving their maternity roost in Zuid-Holland. The type D social calls, their typical 3-component variants, in the second row of snippits were recorded on forest paths nearby the roost.

Date of recording: 2020-05          Recorded by: Zoogdierenwerkgroep Zuid-Holland          Audio file: Download here

The following example is an advertising male, emitting type D social calls while in flight. Fourteen social calls are present in the recording.

Date of recording: 2024-09-20          Recorded by: Sjoerdtje de Boer          Audio file: 1008590 

A year later at the same location as the previous recording, an advertising male was recorded again. This time a few 4-component variants of the social call were pesent as well along side their ususal 3-component variants. A social call that was partially joined-up was also recorded.

Date of recording: 2025-08-31          Recorded by: Sarah Mahie, Boaz van Die          Audio file: 1034292, 1034293, 1034294, 1034296 (Batlogger), 1034301, 1034302 (Echo Meter)

All recordings are licensed under the following Creative Commons Attribution-NonCommercial-NoDerivs 4.0 license and in courtesy of Sarah Mahie. 
All sonograms are screenshots of the recordings imported in the ultrasound analysis software BatExplorer 2.2 (Elekon, Switzerland). 

 

Bibliography:

- Jamaul, R. & Barataud, M. (2018). GraphB v1.8. http://geoeco.fr/ecologie_acoustique/en/appli_graph 
- Neil Middleton, Andrew Froud and Keith French (2022). Social Calls of the Bats of Britain and Ireland. Second edition. Pelagic Publishing.