Ranasinghe, G., K. Sudasinghe, R. Hunukumbura, K. Perera, D. Silva, and M. Wattegedara. “Youngest Leopard Cub Ever Documented in a Tree Hole With Mother at Yala National Park, Sri Lanka: A Rare Sighting”. Scientific Reports in Life Sciences, vol. 6, no. 4, Dec. 2025, pp. 109-14, doi:10.5281/zenodo.17840299.