Igl, L. D. In press. A probable extralimital postbreeding assembly of Bufflehead Bucephala albeola in south-central North Dakota USA, 1994-2002. Wildfowl 54.

Hahn, D. C., J. S. Hatfield, M. Abdelnabi, J. Wu, L. D. Igl, and M. A. Ottinger. In press. Hormonal basis for cowbird exploitation of hosts. Journal of Avian Biology.

Igl, L. D., and D. H. Johnson. In press. A retrospective perspective: evaluating population changes by revisiting historic bird surveys. In Bird Conservation Implementation and Integration in the Americas: Proceedings of the Third International Partners in Flight Conference 2002 (C.J. Ralph and T.D. Rich, eds.). U.S.D.A. Forest Service, GTR-PSW- 191, Albany, CA.

Shaffer, J. A., C. M. Goldade, M. F. Dinkins, D. H. Johnson, L. D. Igl, and B. R. Euliss. 2003. Brown-headed Cowbirds in grasslands: their habitats, hosts, and response to management. Prairie Naturalist 35:145-186.

Dahl, A. L., D. H. Johnson, L. D. Igl, K. L. Baer, T. L. Shaffer, M. A. Johnson, and R. E. Reynolds. 2003. American Avocet nesting on constructed islands in North Dakota. Prairie Naturalist 35:95-105.

Igl, L. D., and R. E. Martin. 2002. Records of Northern Mockingbird, Mimus polyglottos, occurrences in North Dakota during the twentieth century. Canadian Field-Naturalist 116:87-97.

Johnson, D. H., and L. D. Igl. 2001. Area requirements of grassland birds: a regional perspective. Auk 118:24-34.

Igl, L. D., and B. M. Ballard. 1999. Habitat associations of migrating and overwintering grassland birds in southern Texas. Condor 101:771-782.

Igl, L. D., and D. H. Johnson. 1999. Le Conte's Sparrows breeding in Conservation Reserve Program fields: precipitation and patterns of population change. Studies in Avian Biology 19:178-186.

Igl, L. D., D. H. Johnson, and H. A. Kantrud. 1999. Uncommon breeding birds in North Dakota: population estimates and frequencies of occurrence. Canadian Field-Naturalist 113:646-651.

Igl, L. D. and D. H. Johnson. November 2003. Grassland breeding birds in the northern Great Plains: a long-term, large-scale evaluation of a long-term, large-scale cropland retirement program. Annual meeting of the Northern Plains Biological Symposium, Fargo, North Dakota.

Igl, L. D. and D. H. Johnson. August 2003. Changes in breeding bird populations in the Platte River Valley of Nebraska: 1979-80 to 2001. Annual Meeting of the American Ornithologists' Union, Champaigne-Urbana, Illinois.

Johnson, D. H., J. A. Shaffer, and L. D. Igl. July 2003. Birds at the interface: how wetland birds depend on grasslands. Annual meeting of The Society for Conservation Biology, Duluth, Minnesota.

Jamison, B. E., D. H. Johnson, and L. D. Igl. February 2003. Effects of seeding mixtures on breeding bird use of restored grasslands. Joint meeting of The North Dakota Chapter of The Wildlife Society and the Dakota Chapter of The American Fisheries Society, Bismarck, North Dakota.

Jamison, B. E., D. H. Johnson, and L. D. Igl. September 2002. Effects of seeding mixture composition on breeding bird use of planted grasslands in the northern Great Plains. Annual meeting of The Wildlife Society, Bismarck, North Dakota.