Reference: Matthews, T. J., Wayman, J. P., Cardoso, P., Sayol, F., Hume, J. P., Ulrich, W., Tobias, J., Soares, F. C., Thébaud, C., Martin, T. E., & Triantis, K. A. (2022). Threatened and extinct island endemic birds of the world: Distribution, threats and functional diversity. Journal of Biogeography, 49(11), 1920–1940.