Schrey, A., Grispo, M., Awad, M., Cook, M., McCoy, E., Mushinsky, H., … Martin, L. (2011). Broad-scale latitudinal patterns of genetic diversity among native European and introduced house sparrow (Passer domesticus) populations. Molecular Ecology, 20(6), 1133-43. https://doi.org/10.1111/j.1365-294X.2011.05001.x (Original work published 2011)

Westneat, D., , Burke, T., Chastel, O., Jensen, H., Kvalnes, T., … Stewart, I. (2014). Multiple aspects of plasticity in clutch size vary among populations of a globally distributed songbird. The Journal of Animal Ecology, 83(4), 876-87. https://doi.org/10.1111/1365-2656.12191

Sánchez-Tójar, A., Nakagawa, S., Sánchez-Fortún, M., Martin, D., Ramani, S., Girndt, A., … Schroeder, J. (2018). Meta-analysis challenges a textbook example of status signalling and demonstrates publication bias. ELife, 7. https://doi.org/10.7554/eLife.37385 (Original work published 2018)