Roncal-Rabanal, Manuel Roberto, et al. “Diet Report of Yellow-Faced Parrotlet (Forpus Xanthops) in the Seasonally Dry Tropical Forest of Marañón, Peru”. Revista Peruana De Biología, vol. 27, no. 2, May 2020, pp. 237-40, https://doi.org/10.15381/rpb.v27i2.17880.