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
Bennet-Clark, H. C. (1984). A particle velocity microphone for the song of small insects and other acoustic measurements. Journal of experimental biology, 108: 459–463.
Where the specimens that recordings are of were collected, not where the sound was recorded