Rodriguez-Sobreira, David. “Predation Attempt on a Slow Worm (Anguis Fragilis) by a House Sparrow (Passer Domesticus)”. Reptiles & Amphibians 30, no. 1 (March 20, 2023): e15973. Accessed May 7, 2024. https://journals.ku.edu/reptilesandamphibians/article/view/15973.