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
| Calyptotrypus helvolus | 1 |
| 598:10 Calyptotryphus ?helvolus (671r10 ) | 1:50 · E. Simonso |