Allen, D. L. 1993. Wolves of Minong: Isle Royale's wild community. Univ. Mich. Press, Ann Arbor.

Bailey, R. (Ed.). 1992. Recovery plan for the eastern timber wolf. U.S. Fish Wildl. Serv., Twin Cities, MN.

Baker, R. H. 1983. Michigan mammals. Mich. State Univ. Press, E. Lansing.

Ballard, W. B., J. S. Whitman, and C. L. Gourdner. 1987. Ecology of an exploited wolf population in south-central Alaska. Wildl. Monogr. No. 98.

Burkholder, B. L. 1959. Movements and behavior of a wolf pack in Alaska. f. Wildl. Mgmt. 23:1-11.

Crete, M., and F. Messier. 1987. Evaluation of indices of gray wolf, Canis lupus, density in hardwood-conifer forests of southwestern Quebec. Can. Field-Nat. 101:147-52.

Fritts, S. H. 1982. Wolf predation on livestock in Minnesota. U.S. Fish Wildl. Serv., Resour. Publ. No. 145.

Fritts, S. H., and L. D. Mech. 1981. Dynamics, movements, and feeding ecology of a newly protected wolf population in northwestern Minnesota. Wildl. Monogr. No. 80.

Fuller, T. K. 1989. Population dynamics of wolves in north-central Minnesota. Wildl. Monogr, No. 105.

Fuller, T. K., and B. A. Sampson, 1988. Evaluation of a simulated howling survey for wolves. 1. Wildl. Mgmt. 52:60-63.

Fuller, T. K., and W. J. Snow. 1988. Estimating winter wolf densities using radiotelemetry data. Wildl. Soc. Bull. 16:367-70.

Harrington, F. H. and L. D. Mech. 1982. An analysis of howling response parameters useful for wolf pack censusing. 1. Wildl. Mgmt. 46:686-93.

Hendrickson, J., W. L. Robinson, and L. D. Mech. 1975. Status of the wolf in Michigan, 1973. Am. Midl. Nat. 94:226-31.

Hook, R. A., and W. L. Robinson. 1982. Attitudes of Michigan citizens toward predators. Pp. 382-94 in F. H. Harrington and A. C. Paquet (eds.), Wolves of the world: Perspectives of behavior, ecology, and conservation. Noyes Publ., Park Ridge, N.J.

Jensen, W. F., T. K. Fuller, and W. L. Robinson. 1986. Wolf ~Canis lupus) distribution on the Ontario-Michigan border near Sault Ste. Marie. Can. Field-Nat. 100:363-66.

Keith, L. B. 1983. Population dynamics of wolves. Pp. 66-77 in L. Carbyn (ed.), Wolves of Canada and Alaska. Can. Wildl. Serv. Rept. Ser, No. 45.

Klinghammer, E. 1978. The behavior and ecology of wolves. Garland STPM Press, New York.

Mech, L. D. 1966. The wolves of Isle Royale. U.S. Natl. Park Serv., Fauna Ser. No. 7.

Mech, L. D. 1970. The wolf: The ecology and behavior of an endangered species. Natural History Press, Garden City, N.Y.

Mech, L. D. 1988. Longevity in wild wolves. 1. Mamm. 69:197-98.

Mech L. D., and L. D. Frenzel. 1971. Ecological studies of the timber wolf in northeastern Minnesota. U.S. Dept. Agric, For. Serv., N. Cent. For. Exp. Sta. Res. Pap. NC-52.

Mech L. D., and P. D. Karns. 1977. Role of the wolf in a deer decline in the Superior National Forest. U.S. Dept. Agric. For. Serv., N. Cent. For. Exp. Sta. Res. Pap. NC-148.

Mech L. D., and R. M. Nowak. 1981. Return of the gray wolf to Wisconsin. Am. Midl. Nat. 105:408-9.

Murie, A. 1944. The wolves of Mount McKinley. U.S. Natl. Park Serv., Fauna Ser. No. 5.

Murie, 0. J. 1974. A field guide to animal tracks. Houghton Mifflin Co., Boston.

Nelson, M. E., and L. D. Mech. 1981. Deer social organization and wolf predation in northeastern Minnesota. Wildl. Monogr. No. 77.

Nelson, M. E., and L. D. Mech. 1986. Relationship between snow depth and gray wolf predation on white-tailed deer, 1. Wildl. Mgmt. 50:471-74.

Peterson, R. 0. 1977. Wolf ecology and prey relationships on Isle Royale. U.S. Natl. Park Serv., Sci. Monogr. Serv. No. 11.

Peterson, R. 0., and R. E. Page. 1988. The rise and fall of Isle Royale wolves, 1975-1986. f. Mamm. 69:89-99.

Peters, R. P., and L. D. Mech. 1975. Scent-marking in wolves. Am. Sci. 63:628-37.

Pimlott, D. H. 1967. Wolf predation and ungulate populations. Am. Zool. 7:267-78.

Stebler, A. M. 1944. The status of the wolf in Michigan. f. Mamm. 25:37-43.

Thiel, R. P. 1985. The relationship between road densities and wolf habitat suitability in Wisconsin. Am. Midl. Nat. 113:404-7.

Thiel R. P. 1988. Dispersal of a Wisconsin wolf into upper Michigan, fack-Pine Warbler 66:143-47.

Thiel R. P., and J. H. Hammill. 1988. Wolf specimen records in upper Michigan, 1960-1986. fack-Pine Warbler 66:149-53.

Thiel R. P., and R. J. Welch. 1981. Evidence of recent breeding activity in Wisconsin wolves. Am. Midl. Nat. 106:401-2.

Van Ballenberghe, V., A. W. Erickson, and D. Byman. 1975. Ecology of the timber wolf in northeastern Minnesota. Wildl. Monogr. No. 43.

Weaver, J. L., and S. H. Fritts. 1979. Comparison of coyote and wolf scat diameters. f. Wildl. Mgmt. 43:786-88.