Attributes / relations provided by
♦ 1Study of Northern Virginia Ecology♦ 2Diet of the Timber Rattlesnake, Crotalus horridus, Rulon W. Clark, Journal of Herpetology, Vol. 36, No. 3, pp. 494-499, 2002
♦ 3Geomys bursarius (Rodentia: Geomyidae), MATTHEW B. CONNIOR, MAMMALIAN SPECIES 43(879):104–117 (2011)
♦ 4Microtus pinetorum, Michael J. Smolen, Mammalian Species No. 147, pp. 1-7 (1981)
♦ 5Resources of a Snake Community in Prairie-Woodland Habitat of Northeastern Kansas, Henry S. Fitch, U.S Fish and Wildlife Service, Wildlife Research Report 13: 83-98 (1982)
♦ 6Sciurus niger, John L. Koprowski, MAMMALIAN SPECIES No. 479, pp. 1-9 (1994)