Tanner, W. W., and J. E. Krogh. 1975. Ecology of the zebra-tailed lizard Callisaurus draconoides at the Nevada Test Site. Herpetologica 31:302-316.

Findley, J. S., A. H. Harris, D. E. Wilson, and C. Jones. 1975. Mammals of New Mexico. University of New Mexico Press, Albuquerque. 360 pp.

Howe, W.H. 1975. The butterflies of North America. Doubleday, New York. 633 pp.

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Balfour, E., and C. J. Cadbury. 1975. A population study of the hen harrier, Circus cyaneus in Orkney. Pages 122-8 in R. Goodier (editor). The Natural Environment of Orkney. The Nature Conservancy Council, Edinburgh, Scotland.

Peden, A. E. 1975. Differences in copulatory behavior as partial isolating mechanisms in the poeciliid fish Gambusia. Canadian Journal of Zoology 53:1290-6.

Hodkinson, I. D. 1975. Energy flow and organic matter decomposition in an abandoned beaver pond system. Oecologia 21:131-139.

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

Blem, L.B., and C.R. Blem. 1975. The effect of flooding onlength of residency in the white-footed mouse, Peromyscus leucopus. Am. Midl. Nat. 94(1):232-236.

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

Trapp, G. R., and D. L. Hallberg. 1975. Ecology of the gray fox (Urocyon cinereoargenteus): a review. Pages 164-178 in M. W. Fox (editor). The wild canids. Van Nostrand, Reinhold Co., New York. 508pp.

Findley, J. S., A. H. Harris, D. E. Wilson, and C. Jones. 1975. Mammals of New Mexico. Univ. of New Mexico Press, Albuquerque. 360 pp.

Gould, F.W. 1975. The grasses of Texas. Texas A & M Univ. Press, College Station, TX. 653 pp.

Banks, E. M., R. J. Brooks, and J. Schnell. 1975. A radiotracking study of home range and activity of the brown lemming (Lemmus trimucronatus). Journal of Mammalogy 56:888-901.

Pianka, E. R., and W. S. Parker. 1975. Ecology of horned lizards: a review with special reference to Phrynosoma platyrhinos. Copeia 1975(1):141-162.

Major, P. D. 1975. Density of snapping turtles, Chelydra serpentina in western West Virginia. Herpetologica 31:332-335.

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.

Chapman, J. A. 1975. Sylvilagus nuttallii. Mammalian Species, 56:1-3.

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

Wallestad, R. 1975. Male sage grouse responses to sagebrush treatment. Journal of Wildlife Management 39:482-484.

Thomas, J. R., Jr. 1975. Distribution, population densities, and home range requirements of the Stephens' kangaroo rat (Dipodomys stephensi). M.S. Thesis, California State Polytechnic University, Ponoma. 64pp.

Fitch, H. S. 1975. A demographic study of the ringneck snake (Diadophis punctatus) in Kansas. Univ. Kansas Mus. Nat. Hist. Misc. Pub. 62:1-53.

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.

Conner, R. N., R. G. Hooper, H. S. Crawford, and H. S. Mosby. 1975. Woodpecker nesting habitat in cut and uncut woodlands in Virginia. Journal of Wildlife Management 39:144-150.

Pizzimenti, J., and G. D. Collier. 1975. Cynomys parvidens. Mammalian Species 52:1-3.

March, G. L., and M. F. S. Sadlier. 1975. Studies on the band-tailed pigeon (COLUMBA FASCIATA) in British Columbia. II. Food resources and mineral-graveling activity. Syesis 5:279-284.

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.

Christenson, L.M. 1975. The shovelnose sturgeon, Scaphirhynchus platorynchus (Rafinesque), in the Red Cedar-Chippewa river system, Wisconsin. Wisconsin Department of Natural Resources Research Report 82. 23 pp.

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

Wiens, J.A., and M.I. Dyer. 1975. Rangeland avifaunas: their composition, energetics, and role in the ecosystem. Pages 146-182 in D.R. Smith, editor. Symposium on the management of forest and range habitats for nongame birds. USDA Forest Service, General

Grzimek, B. 1975. Grzimek's animal life encyclopedia. Van Nostrand Reinhold Co., New York, NY.

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

Dolbeer, R. A., and W. R. Clark. 1975. Population ecology of snowshoe hares in the central Rocky Mountains. Journal of Wildlife Management 39:535-549.

Rideout, C.B., and R.S. Hoffmann. 1975. Oreamnos americanus. Mammalian Species 63:1-6.

Martin, R. G. Sexual and aggressive behavior, density and social structure in a natural population of mosquitofish, Gambusia affinis holbrooki. Copeia 1975:445-54.

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.

Conway, M. 1975. New Mexico's endangered fishes. New Mexico Wildlife May - June. pp 18-23.

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.

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.

Dwight, J. 1975. Sequence of plumages and moults of the passerine birds of New York. Annal. New York Acad. Sci. XIII(2):73-360.

Rummel, L., and C. Goetzinger. 1975. The communication of intraspecific aggression in the common loon. Auk 92:333-46.

Mason, I. L. 1975. Beefalo: much ado about nothing? World Rev. of Animal Production 11(4):19-23.

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.

Crawford, J. A., and E. G. Bolen. 1975. Spring lek activity of the lesser prairie chicken in west Texas. Auk 92:808-810.

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.

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

Zach, R. and J. B. Falls 1975. Response of the Ovenbird (Aves: Parulidae) to an outbreak of the spruce budworm. Canadian Journal of Zoology 53:1669-1672.

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

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

McEwen, L. C. and J. O. Ells. 1975. Field ecology investigations of the effects of selected pesticides on wildlife populations. Grassland Biome, U.S. International Biol. Prog. Tech. Rep. No. 289

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

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.

Brown, H.A. 1975. Reproduction and development of the red-legged frog, Rana aurora, in northwestern Washington. North-west Science 49(4):241-252.

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