Attributes / relations provided by
♦ 1Thomomys talpoides, B. J. Verts and Leslie N. Carraway, MAMMALIAN SPECIES No. 618, pp. 1-11 (1999)
♦ 2Comparative Diets of Burrowing Owls in Oregon and Washington, Gregory A. Green, Richard E. Fitzner, Robert G. Anthony and Lee E. Rogers, Northwest Science, Vol. 67, No. 2, 1993, pp. 88-93