Lamb, S.H. 1975. Woody plants of the Southwest, a field guide with descriptive text, drawings, range maps and photographs. The Sunstone Press, Santa Fe.

Martin, S.C. 1975. Ecology and management of southwestern semi-desert grass-shrub ranges: the status of our knowledge. Research Paper RM-156. Rocky Mountain Forest and Range Experiment Station, Fort Collins, CO.

Erskine, A.J. 1975b. Black cottonwood floodplain forest. American Birds 29:1132-1133.

Runnels, S.R. 1975. Rose-throated Becard in Jeff Davis County, Texas. Condor 77(2):221.

Meslow, E.C., and H.M. Wight. 1975. Avifauna and succession in Douglas-fir forests of the Pacific Northwest. Pages 266-271 in D.R. Smith, coordinator. Proceedings of the symposium on management of forest and range habitats for nongame birds. USDA Forest S

Rittschoff, D. 1975. Some aspects of the natural history and ecology of the leopard frog, Rana pipiens. Ph.D. Thesis, Univ. Mich. 212 pp.

Crockett, A. B. and H. H. Hadow. 1975. Nest site selection by Williamson and red-naped sapsuckers. Condor 77(3):365-368

Fjeldsa, J. 1975. Grebes. Villadsen and Christensen, Hvidovre, Denmark. 64 pp.

Murray, H.D. 1975. Melanoides tuberculata (Muller), Las Moras Creek, Brackville, Texas. Bulletin of the American Malacological Union, 1975: 43.

Luer, C.A. 1975. The native orchids of the United States and Canada excluding Florida. New York Botanical Garden. 361 pp.

Stewart, R. E. 1975. Breeding Birds of North Dakota. Tri-College Center for Environmental Studies, Fargo ND.

S51CASSBNMUS, Legacy reference. Physical copy not yet located.

Mount, R. H. 1975. The reptiles and amphibians of Alabama. Auburn University Agricultural Experiment Station, Auburn, Alabama. vii + 347 pp.

Freidmann, H., and Smith, F.D. 1975. A further contribution to the ornithology of northeastern Venezuela. Proceedings of the United States National Museum 104:463-524.

Schaffer, W.M. and P.F. Elson. 1975. The adaptive significance of variations in life history among local populations of Atlantic salmon in North America. Ecology 56(3): 577-590.

Radke, W. J. 1975. Opportunistic feeding of the Gila Woodpecker. Wilson Bulletin 87:275-276.

Schipper, W. J. A., L. S. Buurma, and P. H. Bossenbroek. 1975. Comparative study of hunting behavior of wintering hen harriers Circus cyaneus and marsh harriers Circus aeruginosus. Ardea 63:1-29.

Egoscue, H. J. 1975. Population dynamics of the kit fox in western Utah. Bulletin of the Southern California Academy of Science 74:122-127.

Kelleyhouse, D. G. 1975. Habitat utilization and ecology of the black bear in northern California. M.S. Thesis, Humboldt State University, Arcata. 60pp.

Parker, W.S. and E.R. Pianka. 1975. Comparative ecology of populations of the lizard Uta stansburiana. Copeia 1975 (4):615-632.

Luer, C.A. 1975. The native orchids of the United States and Canada, excluding Florida. New York Botanical Garden. New York.

Nethersole-Thompson, D. 1975. Pine Crossbills: a Scottish contribution. T. and A. D. Poyser, Berkhamsted, U.K.

Cooper, J. A. 1975. Behavioral aspects of the life history of the Illinois mud turtle ( Kinosternon flavescens spooneri). Drake University, Des Moines, IA. M.S. Thesis.

MacNamara, M. C. and W. N. Harman. 1975. Further studies of the Mollusca of the Otsego Lake area. The Nautilus 89(3):87-90.

Welsh, D.A. 1975. Savannah Sparrow breeding and territoriality on a Nova Scotia dune beach. Auk 92:235-251.

Shake, W.F., and J.P. Mattsson. 1975. Three years of cowbird control: an effort to save the Kirtland's Warbler. Jack-Pine Warbler 53:48-53.

Schroeder, M.H., and D.L. Sturges. 1975. The effect on the Brewer's sparrow of spraying big sagebrush. Journal of Range Management 28:294-297.

Fisk, E. J. 1975. Least tern: beleaguered, opportunistic, and root nesting. American Birds 29(1):15-16.

Pearson, A. M. 1975. The northern interior grizzly bear URSUS ARCTOS L. Canadian Wildlife Service Report Series, no. 34, 86 pp.

Paul, R. T., A. J. Meyerriecks, and F. M. Dunstan. 1975. Return of reddish egrets as breeding birds in Tampa Bay, Florida. Florida Field Naturalist 3:9-10.

Luer, C.A. 1975. The native orchids of the United States and Canada. New York Botanical Gardens.

Pflieger, W. L. 1975. The fishes of Missouri. Missouri Department of Conservation. Columbia, Missouri. viii + 343 pp.

Raim, A.J. 1975. Territory and mating system in the Bobolink, DOLICHONYX ORYZIVORUS. M.A. thesis. Western Michigan University. 90 pp.

MacNeill, C.D. 1975. Superfamily Hesperioidea. Pages 411-578 in: W.H. Howe, editor. The Butterflies of North America. Doubleday and Co., Garden City, New York.

Zimmerman, J. R. and A. H. Smith. 1975. A survey of the Deronectes (Coleoptera: Dytiscidae) of Canada, the United States and northern Mexico. Trans. Amer. Ent. Soc. 101:651-?

van Zyll de Jong, C.G. 1975. The distribution and abundance of the wolverine (Gulo gulo) in Canada. Canadian Field-Nat.,89(4):431-437.

Fitch, H. S., and M. V. Plummer. 1975. A preliminary ecological study of the soft-shelled turtle, TRIONYX MUTICUS, in the Kansas River. Israel J. Zool. 24:28-42.

Pizzimenti, J.J. 1975. Evolution of the prairie dog genus Cynomys. Occasional Papers of the Museum of Natural History. No. 30. 73p.

VanCamp, L. F. and C. J. Henny. 1975. The screech owl: itslife history and population ecology in northern Ohio. North Am. Fauna 71:1-65.

Woffinden, N.D. 1975. Ecology of the Ferruginous Hawk (BUTEO REGALIS) in central Utah: population dynamics and nest site selection. M.S. thesis. Brigham Young University, Provo, UT. 102 pp.

Marion, W. and R. Ryder. 1975. Perch-site preferences of four diurnal raptors in northeastern Colorado. Condor. 75:350-352.

Atwood, N. D. 1975b. Phacelia crenulata group. Great Basin Naturalist 35: 181-182.

Wiley, J. W. 1975. The nesting and reproductive success of red-tailed hawks and red-shouldered hawks in Orange County, California, 1973. Condor 77:133-139.

Froese, A. D., and G. M. Burghardt. 1975. A dense natural population of the common snapping turtle (Chelydra serpentina). Herpetologica 31:204-208.

Plummer, M. V., and H. W. Shirer. 1975. Movement patterns in a river population of the softshell turtle, TRIONYX MUTICUS. Occasional Papers of the Museum of Natural History, University of Kansas 43:1-26.

National Audubon Society. 1974. Seventy-fourth Christmas Bird Count. Audubon Field Notes 28:165-555.

Parish, R.B. (1974) Performance Report as Required by Federal Aid in Fish Restoaration Act. Statewide Fisheries Investigations, Status of Rare Native Fish in New Mexico, Federal Aid Project F-22-R-15. Job no. I-3. Retrieved from Silver Ciry Ranger Distric

Banfield, A. W. F. 1974. The mammals of Canada. University of Toronto Press, Toronto, Canada. 438 pp.

Eddleman, W.R. 1974. The effects of burning and grazing on bird populations in native prairie in the Kansas Flint Hills. Unpublished report, National Science Foundation-Undergraduate Research Program. Kansas State University, Manhattan, KS. 33 pp.

Deacon, J. E. and W. L. Minckley. 1974. Desert Fishes. Pp. 385-488 in G. W. Brown (ed.). Desert Biology, Vol. II. Academic Press, Inc., New York, NY.

Parker, W. S. 1974. Phrynosoma solare. Cat. Am. Amph. Rep. 162.1-162.2.

Kirsch, L. M. 1974. Habitat management considerations for prairie chickens. Wild. Soc. Bull. 2:124-129.

Gaines, D. 1974. Review of the status of the Yellow-billed Cuckoo in California: Sacramento Valley populations. Condor 76:204-209.

Wiens, J.A. 1974. Climatic instability and the "ecological saturation" of bird communities in North American grasslands. Condor 76:385-400.

O'Farrell, M.J. and A.R. Blaustein, 1974a. Microdipodops pallidus. Mammalian Species 47:1-2.

Williams, S. L., and R. J. Baker. 1974. GEOMYS ARENARIUS. Mammalian Species 36:1-3.

Maher, W.J. 1974. Matador Project: Birds II. Avifauna of the Matador area. Canadian Committee for the International Biological Pragramme, Matador Project, Technical Report 58. University of Saskatchewan, Saskatoon, Saskatchewan. 31 pp.

Wilbur, S. R. 1974. The literature of the California least tern. U.S. Fish and Wildlife Service Spec. Sci. Rep. Wildl. 175 pp.

Munz, P.A. 1974. A flora of southern California. Univ. California Press, Berkeley. 1086 pp.

Elliott, R. (1974) Performance Report as Required by Federal Aid in Fish Restoration Act. Statewide Fisheries Investigations Federal Aid Project F-22-R-15 Brown Trout:Rio Grande Cutthroat Relationship. Job No. I-2. Retrieved from the Regional Office, USFS