Attributes / relations provided by
♦ 1Lemmiscus curtatus, Lynn E. Carroll and Hugh H. Genoways, Mammalian Species No. 124, pp. 1-6 (1980)
♦ 2Feeding ecology of North American gopher snakes (Pituophis catenifer, Colubridae), JAVIER A. RODRÍGUEZ-ROBLES, Biological Journal of the Linnean Society, 2002, 77, 165183
♦ 3Raptor Predation on Wintering Shorebirds, G. Page and D. F. Whitacre, The Condor, Vol. 77, No. 1 (Spring, 1975), pp. 73-83
♦ 4Microtus montanus, Wendy E. Sera and Cathleen N. Early, MAMMALIAN SPECIES No. 716, pp. 110 (2003)
♦ 5BREEDING SEASON DIET OF SHORT-EARED OWLS IN MASSACHUSETTS, DENVER W. HOLT, Wilson Bull., 105(3), 1993, pp. 490-496