Recordings © their recordists, published via
xeno-canto under the Creative Commons licence named in each credit.
Our streaming copies are mirrored from the original file and transcoded to 96 kbps mono — a modification, noted here and on the
About page; a CC BY-SA recording stays CC BY-SA in that form.
Photographs © their photographers via
Wikimedia Commons under their free licences (see each caption).
Independent project, not affiliated with the Cornell Lab or xeno-canto. Land outline: Natural Earth (public domain).
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BirdSound is the field guide at
birdsound.org; the project was first published as
Avifauna.