West, Pete, and Steven J. R. Allain. “A Case of Erythrism in the Common Frog (Rana Temporaria) ”. Reptiles & Amphibians 27, no. 2 (November 30, 2020): 331–332. Accessed May 5, 2024. https://journals.ku.edu/reptilesandamphibians/article/view/14492.