Pisani, George R., and Henry S. Fitch. “Further Notes on Growth of Juvenile Timber Rattlesnakes in Northeastern Kansas”.
Reptiles & Amphibians 17, no. 4 (December 1, 2010): 210–217. Accessed April 3, 2025.
https://journals.ku.edu/reptilesandamphibians/article/view/16127.