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
Brumm, Henrik; Slabbekoorn, Hans (2005). Acoustic Communication in Noise. Elsevier, 35: 151 - 209.
Where the specimens that recordings are of were collected, not where the sound was recorded