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
| Metaballus alatus | 1 |
| Metaballus anchigyus | 2 |
| Metaballus brevipennis | 1 |
| Metaballus decticoides | 1 |
| Metaballus sagaeformis | 1 |
| Metaballus sagaeformis | 0:23 |
| Metaballus brevipennis | 0:34 |
| Metaballus alatus | 0:34 |
| Metaballus anchigyus | 0:11 |
| Metaballus anchigyus | 0:18 |
| Metaballus decticoides | 0:25 |