Ford, N. B., and J. P. Karges. 1987. Reproduction in the checkered garter snake, Thamnophis marcianus, from southwestern Texas and northeastern Mexico: seasonality and evidence for multiple clutches. Southwest Nat. 32:93-101.

Lawson, R. 1987. Molecular studies of thamnophiine snakes: 1. The phylogeny of the genus Nerodia. J. Herpetology 21:140-157.

Peek, J. M., et al. 1987. Grizzly bear conservation and management: a review. Wildlife Society Bull. 15:160-169.

Rising, J. D. 1987. Geographic variation of sexual dimorphism in size of savannah sparrows: a test of hypotheses. Evolution 41:514-524.

Dunmire, W. and M. Toll. 1987. Establishment Record for Rabbit Trap Research Natural Area, Gila National Forest. US Forest Service, 54 p.

Dunmire, W. and M. Toll. 1987. Establishment Report for Canada Bonito Research Natural Area, Santa Fe National Forest. US Forest Service, 72 p.

Marks, J. S., and V. S. Marks. 1987. Habitat selection by Columbian Sharp-tailed Grouse in west-central Idaho. U.S. Bureau of Land Management, Boise District, Boise, Idaho.

Fletcher, R. 1987. Rare plant survey coincidental to East Fork Mogollon Creek stream renovation July 1987. Unpubl. comments on rare plant survey for USDA - Forest Service. 6 pp.

U.S. Fish and Wildlife Service (USFWS). 1987. Migratory nongame birds of management concern in the United States: the 1987 list. U.S. Fish and Wildlife Service, Office of Migratory Bird Management, Washington, D.C. 63 pp.

Johnsgard, P. A. 1987. Diving birds of North America. Univ. Nebraska Press, Lincoln. xii + 292 pp.

Dunmire, W. 1987. Establishment Record for William G. Telfer Research Natural Area, within Lincoln National Forest, Lincoln Co., New Mexico

Archer, S., M. G. Garrett and J. K. Detling. 1987. Rates of vegetation change associated with prairie dog (CYNOMYS LUDOVICIANUS) grazing in North American mixed grass prairie. Vegetatio 72:159-66.

Dickerman, R. W. 1987. The "old northeastern" subspecies of red crossbill. Am. Birds 41:188-194.

Hunter, W. C., R. D. Ohmart, and B. W. Anderson. 1987. Status of breeding riparian-obligate birds in southwestern riverine systems. Western Birds 18:10-18.

Novak, M. 1987b. Traps and trap research. Pages 941-969 in M. Novak et al., editors. Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources.

Spencer, K. T. 1987. Range extension of the common Ground-Dove into Santa Barbara and Ventura counties California. West. Birds 18(3):171-174.

Rappole, J. H., and A. R. Tipton. 1987. An assessment of potentially endangered mammals in Texas. Unpublished report to the U.S. Fish and Wildlife Service, Albuquerque, New Mexico. Cooperative Agreement 14-16-0002-86-927. pp. 121-124.

Neal, P.R. 1987. Status report on Talinum humile. Unpub. report for U.S. Fish and Wildlife Service, Albuquerque, NM. 19 pp.

Turner, Paul R. 1987. Ecology and management needs of the White Sands pupfish in the Tularosa Basin of New Mexico. Oct 23, 1987.

Serrentino, P. 1987. The breeding ecology and behavior of northern harriers in Coos County, New Hampshire. University of Rhode Island, Kingston, Rhode Island. M.S. thesis. 142 pp.

Ankney, C. D., D. G. Dennis, and R. C. Bailey. 1987. Increasing mallards, decreasing American black ducks: coincidence or cause and effect? J. Wildl. Manage. 51:

Cox, J. 1987. The breeding bird survey in Florida: 1969-1983. Fla. Field Nat. 15:154-155.

Hershler, R. and F.G. Thompson. 1987. North American Hydrobiidae (Gastropoda: Rissoacea): redescription and the systematic relationships of Tryonia Stimpson, 1865 and Pyrgulopsis Call and Pilsbry, 1886. The Nautilus, 101(1): 25-32.

Meffe, G. K., and W. L. Minckley. 1987. Persistence and stability of fish and invertebrate assemblages in a repeatedly disturbed Sonoran desert stream. American Midland Naturalist 117:177-191.

Pigg, J. 1987. Survey of fishes in the Oklahoma panhandle and Harper County, northwestern Oklahoma. Proceedings of the Oklahoma Academy of Science 67:45-59.

Sutton, D. A. 1987. Analysis of Pacific coast Townsend chipmunks (Rodentia: Sciuridae). Southwest Nat. 32:371-376.

Bazely, D. R. 1987. Snow buntings feeding on leaves of salt-marsh grass during spring migration. Condor 89:190-192.

Cruz, A. 1987. Avian community organization in a mahogany plantation on a Neotropical island. Caribbean J. Sci. 23:286-296.

Novak, M. 1987a. Beaver. Pages 283-313 in M. Novak, et al. editors. Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources.

Smolen, M. J., and B. L. Keller. 1987. Microtus longicaudus. Mammalian Species 271:1-7.

Metcalf, A.L. 1987. Specimen information for Ashmunella ashmuni collections, 1966-1987. University of Texas at El Paso (UTEP) Biodiversity Collections, El Paso, TX.

Rogers, L. L. 1987. Effects of food supply and kinship on social behavior, movements, and population growth of black bears in northeastern Minnesota. Wildlife Monographs 97:1-72.

Taylor, D.W. 1987. Fresh-water molluscs from New Mexico and vicinity. New Mexico Bureau of Mines and Mineral Resources, Bulletin 116:1-50.

Askins, R. A. and M. J. Philbrick. 1987. Effect of changes in regional forest abundance on the decline and recovery of a forest bird community. Wilson Bulletin 99:7-21.

Forbes, M. R. L. 1987. Extrapair feeding in pied-billed grebes. Wilson Bulletin 99:109-111.

Loft, E. R., et al. 1987. Influence of cattle stocking rate on the structural profile of deer hiding cover. J. Wildl. Manage. 51:655-664.

Petit, L. J., and D. R. Petit. 1987. Non-violent deaths of female Prothonotary Warblers on their nests. Journal of Field Ornithology 58:52-54.

Servello, F. A., and R. L. Kirkpatrick. 1987. Regional variation in the nutritional ecology of ruffed grouse. J. Wildl. Manage. 51:749-770.

Moncrief, N. D. 1987. Geographic variation in morphology and allozymes within tree squirrels, SCIURUS NIGER and S. CAROLINENSIS of the lower Mississippi River Valley. Ph.D. dissertation, Louisiana State University, Baton Rouge.

Knight, P.J., and A.C. Cully. 1987. Status report on Amsonia fugatei. Unpublished report for NM Dept of Energy, Minerals and Natural Resources including FIELD MAP AND FIELD NOTES FROM LAIRD MCINTOSH 1987 SURVEY. 16 PP + MAPS.

Norton, Bryan G. 1987. Why preserve natural variety?. Princeton University Press, Princeton, New Jersey.. 281 p.

Fletcher, R. 1987. Silene plankii management plan. Region 3 USDA Forest Service, Cibola National Forest. USFS

Armstrong, D. P. 1987. Economics of breeding territoriality in male calliope hummingbirds. Auk 104:242- 253.

Dowling, H. G., and I. Fries. 1987. A taxonomic study of the ratsnakes. VIII. A proposed new genus for ELAPHE TRIASPIS (Cope). Herpetologica 43:200-207.

Hurley, S. T., W. A. Hubert, and J. G. Nickum. 1987. Habitats and movements of shovelnose sturgeons in the upper Mississippi River. Transactions of the American Fisheries Society 116:655-662.

O'Farrell, T. P. 1987. Kit fox. Pages 423-431 in M. Novak et al., editors. Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources, Toronto, Ontario.

Tanner, W. W. 1987. Lizards and turtles of western Chihuahua. Great Basin Nat. 47:383-421.

Runde, D. E. 1987. Population dynamics, habitat use and movement patterns of the Prairie Falcon (FALCO MEXICANUS). PhD Dissertation, Univ. Wyoming, Laramie. 166 pp.

Akroyd, B. 1987. Memorandum, Department of Game and Fish. Subject: Surveys of Valle Vidal Waters.

Peterson, J.F. (1987) Unpublished Letter to District Rangers, Cloudcroft and Mayhill RDs, Subject: Spotted Owl Surveys - Barrel Timber Sale. Lincoln Supervisor's Office, Lincoln National Forest, USFS. 3 p.

Woodman, D.A. 1987. The evolutionary history of the genus Rhinichthys: hypotheses and tests. University of Nebraska, Lincoln, Nebraska. Ph.D. Diss. 324 pp.

American Ornithologists' Union (AOU). 1987. Thirty-sixth supplement to the AOU Checklist of North American Birds. Auk 104:591-596.

Dawson, W. R., J. D. Ligon, and J. R. Murphy. 1987. Report of the Scientific Advisory Panel on the Spotted Owl. Condor 89:205-229.

Herndon, A. 1987. A morphometric comparison of Hymenocallis palmeri and Hymenocallis floridana (Amaryllidaceae) in southern Florida. Sida 12(2):295-305.

Meffe, G. K., and M. L. Crump. 1987. Possible growth and reproductive benefits of cannibalism in the mosquitofish. American Naturalist 129(2):203-212.

Poole, A. F., and B. Agler. 1987. Recoveries of ospreys banded in the United States, 1914-84. J. Wildl. Manage. 51:148-155.

Tacha, T. C., P. A. Vohs, and G. C. Iverson. 1987. Time and energy budgets of sandhill cranes from mid-continental North America. J. Wildl. Manage. 51:440-448.

Biermann, G.C., W.B. McGillivray, and K.E. Nordin. 1987. The effect of cowbird parasitism on Brewer's sparrow productivity in Alberta. Journal of Field Ornithology 58:350-354.

Crumly, C. R. 1987. The genus name for North American gopher tortoises. Proc. Desert Tortoise Council 1984 Symp., pp. 147-148.

Pettengill, T. D., and D. E. Knight. 1987. Effects of illegal pan fish introductions on a northern Utah trout reservoir. Proceedings of the Western Association of Fish and Wildlife Agencies and Western Division, American Fisheries Society, Salt Lake City,