«Finding this individual does not indicate that there is a functional, stable population of wild alligator snapping turtles in Southern Illinois,» Kessler said. (sciencedaily.com)
«First wild alligator snapping turtle in Illinois since 1984.» (sciencedaily.com)
Taxonomic assessment of Alligator Snapping Turtles (Chelydridae: Macrochelys), with the description of two new species from the southeastern United States (sciencedaily.com)