150,000 Animal Sounds in the enormous Macaulay Online Library, the world’s largest and oldest scientific archive of biodiversity audio and video recordings. Red Grouse. Image © wikipedia
The Macaulay Online Library covering about 9,000 species, with more than 7,500 hours of squeaks, squawks and roars.
“Our mission is to collect and preserve recordings of each species’ behavior and natural history, to facilitate the ability of others to collect and preserve such recordings, and to actively promote the use of these recordings for diverse purposes spanning scientific research, education, conservation, and the arts.”
150,000 Animal Sounds: Macaulay Library
Here a small example of the Labrary’s recordings:
source Macaulay Online Library