These data serve as the basis for a paper ("Subspecies status and methods explain strength of response to local versus foreign song by oscine birds in meta-analysis") in the journal Animal Behaviour ([https://doi.org/10.1016/j.anbehav.2018.05.023][1]). This paper is also available as a post-print on EcoEvoRxiv ([https://doi.org/10.32942/osf.io/sr8kf][2]).
[1]: https://doi.org/10.1016/j.anbehav.2018.05.023
[2]: https://doi.org/10.32942/osf.io/sr8kf