Mora, J. M., & López, L. I. (2018). Partial leucism in the Clay-colored Thrush (Turdus grayi) in La Selva Biological Station, Costa Rica. Huitzil Revista Mexicana De Ornitologí­a, 20(1), 1-5. https://doi.org/10.28947/hrmo.2019.20.1.391