Pablo Delis, biology, with his former Shippensburg University student (Jason Dallas) and his colleague at the State Museum of Pennsylvania (Walter Meshaka), have published the following scientific paper:

Dallas, Jason, Walter E. Meshaka, Jr., and Pablo R. Delis. 2021. Evidence of Intraguild Predation in a Snake Assemblage: Bigger Seems Better. Northeaster Naturalist, 28(3): 248-260.

 https://bioone.org/journals/northeastern-naturalist/volume-28/issue-3/045.028.0302/Evidence-of-Intraguild-Predation-in-a-Snake-Assemblage–Bigger/10.1656/045.028.0302.short