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
Where the specimens that recordings are of were collected, not where the sound was recorded
... pug-nosed tree frogs (Smilisca sila), in which males pro- duce mating calls in near-perfect synchrony, and túngara frogs (Engystomops pustulosus), in which males alternate their calls.