Houston, C. S. 1987. Nearly synchronous cycles of the great horned owl and snowshoe hare in Saskatchewan. Pp. 56-58 in Nero, R.W., et al., eds. Biology and conservation of northern forest owls. USDA For. Serv., Gen. Tech Rep. RM-142

Morton, E. S., et al. 1987. Do male hooded warblers exclude females from nonbreeding territories in tropical forest? Auk 104:133-135.

Raphael, M.G., M.L. Morrison, and M.P. Yoder-Williams. 1987. Breeding bird populations during twenty-five years of postfire succession in the Sierra Nevada. Condor 89:614-626.

Titus, K., and J. A. Mosher. 1987. Selection of nest tree species by red-shouldered and broad-winged hawks in two temperate forest regions. J. Field Ornithol. 58:274-283.

Abts, M. L. 1987. Environment and variation in life history traits of the chuckwalla, Sauromalus obesus. Ecological Monographs 57:215-232.

Clark, T. W., et al. 1987. Martes americana. Am. Soc. Mamm., Mammalian Species 289:1-8.

Fuller, M. R., and J. A. Mosher. 1987. Raptor survey techniques. Pages 37-65 in B. A. Giron Pendleton, et al., eds. Raptor management techniques manual. National Wildlife Federation, Washington, D.C.

Littlefield, C. D., and S. P. Thompson. 1987. Winter habitat preferences of northern harriers on Malheur National Wildlife Refuge, Oregon. Oregon Birds 13:156-64.

Reynolds, R.T., and B.D. Linkhart. 1987b. The nesting biology of flammulated owls in Colorado. Pages 239-248 in R.W. Nero, R.J. Clark, R.J. Knapton, and R.H. Hamre, editors. Biology and conservation of northern forest owls. USDA Forest Service, Gen. Tech.

Wilson, M. H. and J. A. Crawford. 1987. Habitat selection by bobwhites and chestnut-bellied scaled quail in south Texas. Journal of Wildlife Management 51:575-582.

Findley, J.S. 1987. The natural history of New Mexican mammals. University of New Mexico Press

Groschupf, K. 1987. Status of the Yellow-billed Cuckoo (COCCYZUS AMERICANUS OCCIDENTALIS) in Arizona and west Texas. USFWS Rep. 20181-86-00731. Phoenix, AZ.

Armstrong, D. M. 1987. Rocky Mountain mammals. Revised edition. Colorado Associated Univ. Press, Boulder. x + 223 pp.

Trotter, P.C. 1987. Cutthroat: native trout of the west. Colorado Associated University Press, Boulder, Colorado. 219 pp.

Clough, G. C. 1987. Ecology of island muskrats, ONDATRA ZIBETHICUS, adapted to upland habitat. Can. Field-Nat. 101:63-69.

Johnson, S. R., and D. M. Troy. 1987. Nesting of the Ross'goose and blue-phase snow goose in the Sagavanirktok river delta, Alaska. Condor 89:665-667.

Mills, A. 1987. Golden-winged warbler. Page 358 in M. D. Cadman, P. F. J. Eagles, and F. M. Helleiner (editors). Atlas of the breeding birds of Ontario. Federation of Ontario Naturalists, University of Waterloo Press, Waterloo, Ontario.

U.S. Fish and Wildlife Service (USFWS). 3 August 1987. Determination of threatened status and critical habitat for the Inyo brown towhee. Federal Register 52:28780-28786.

Taylor, D.W. 1987. Fresh-water Molluscs from New Mexico and Vicinity. New Mexico Bureau of Mines and Mineral Resources. Bulletin 116. 50pp.

Rabenold, P. P. 1987. 1987 survey of black terns (CHLIDONIAS NIGER) breeding in Indiana. Unpubl. report, Indiana Department of Natural Resources, Division of Fish and Widlife, Indianapolis. 13 pp.

Stalmaster, M. V. 1987. The bald eagle. Universe. 227 pp.

Luukkonen, D. R. 1987. Loggerhead shrike status and breeding ecology in Virginia. Master's thesis, Virginia Polytechnic Institute and Sate University, Blacksburg.

Addison, E. M., I. K. Barker, and D. B. Hunter. 1987. Diseases and parasites of furbearers. Pages 893-909 in M. Novak et al., editors. Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources.

Collopy, M. W., and K. L. Bildstein. 1987. Foraging behavior of northern harriers wintering in southeastern salt and freshwater marshes. Auk 104:11-16.

Hannon, S. J., et al. 1987. Poor acorn crop, dominance, and decline in numbers of acorn woodpeckers. J. Anim. Ecol. 56:197-207.

Messick, J. P. 1987. North American badger. Page 586-597 in Novak, M., J. A. Baker, M. E. Obbard, and B. Malloch (editors). Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources. Toronto, Ontario. 1150 pp.

Schmutz, J.K. 1987. The effect of agriculture on Ferruginous and Swainson's hawks. Journal of Range Management 40:438-440.

U.S. Fish and Wildlife Service (USFWS). 1987. Recovery Plan for the Puerto Rican Parrot, Amazona vittata. U.S. Fish and Wild- life Service, Atlanta, Georgia, April 8, 1987. 69 p.

Williams, S.O. III. 1987. Bird survey-Guadalupe Canyon, New Mexico. 10-12 June 1987.

Berg, W. J. 1987. Evolutionary genetics of rainbow trout, PARASALMO GAIRDNERII (Richardson). Ph.D. Diss., Univ. California, Davis.

Bekoff, M., A. C. Scott, and D. A. Conner. 1987. Nonrandomnest-site selection in evening grosbeaks. Condor 89:819-829.

Dobson, F. S., and J. O. Murie. 1987. Interpretation of intraspecific life history patterns: evidence from Columbian ground squirrels. The American Naturalist. 129(3): 398-406.

Johnson, D. H., and T. L. Shaffer. 1987. Are mallards declining in North America? Wildl. Soc. Bull. 15:340-345.

Mullican, T. R., and B. L. Keller. 1987. Burrows of the sagebrush vole (LEMMISCUS CURTATUS) in southeastern Idaho. Great Basin Nat. 47:276-279.

Renken, R. B., and J. J. Dinsmore. 1987. Nongame bird communities on managed grasslands in North Dakota. Canadian Field-Naturalist 101:551-557.

Tumlison, R. 1987. Felis lynx. Mammalian Species 269:1-8.

Albright, C. A., and L. B. Keith. 1987. Population dynamics of moose, ALCES ALCES, on the south-coast barrens of Newfoundland. Canadian Field-Nat. 101:373-387.

Congdon, J. D., et al. 1987. Reproduction and nesting ecology of snapping turtles (Chelydra serpentina) in southeastern Michigan. Herpetologica 43:39-54.

Furlonger, C. L., H. J. Dewar, and M. B. Fenton. 1987. Habitat use by foraging insectivorous bats. Canadian J. Zool. 65:284-288.

Lock, A. R. 1987. Recent increases in the breeding population of black-legged kittiwakes, Rissa tridactyla, in Nova Scotia. Canadian Field-Naturalist 101:331-334.

Reynolds, R.T. 1987. Census of flammulated owls. Pages 308-309 in R.W. Nero, R.J. Clark, R.J. Knapton, and R.H. Hamre, editors. Biology and conservation of northern forest owls. USDA Forest Service, Gen. Tech. Rep. RM-142.

Williams, J. B. 1987a. Field metabolism and food consumption of savannah sparrows during the breeding season. Auk 104:277-289.

Graber, J. W., R. R. Graber, and E. L. Kirk. 1987. Illinois birds: Corvidae. Illinois Nat. Hist. Surv. Biol. Notes No. 126.

Bergerud, A. T., and M. W. Gratson, editors. 1987. Adaptive strategies and population ecology of northern grouse. Univ. Minnesoat Press. 785 pp.

Wilbur, S. R. 1987. Birds of Baja California. Univ. of California Press, Berkeley.

Coleman, J. S., and J. D. Fraser. 1987. Food habits of black and turkey vultures in Pennsylvania and Maryland. J. Wildl. Manage. 51:733-739.

Johnson, D.W. and D.M. Armstrong. 1987. Mammalian species. PEROMYSCUS CRINITUS. Am. Soc. Mamm., Mammalian Species 287: 1-8.

Minckley, W. L., and G. K. Meffe. 1987. Differential selection by flooding in stream-fish communities of the arid American southwest. Pp. 93-104 in W.J. Matthews and D.C. Heins (eds.). Community and evolutionary ecology of North American stream fishes. Un

Reid, D. G., et al. 1987. A possible method for estimating river otter, LUTRA CANADENSIS, populations using snow tracks. Canadian Field-Nat. 101:576-580.

Russell, Randy. 1987. Letter and memo regarding Hedgehog Cactus. Unites States Forest Service (USFS) Regional Office, Albuquerque, NM. p. 7.

Weber, W.A. 1987. Colorado flora: Western slope. Colorado Associated University Press. Boulder. 530 pp.

Morrison, J.L.. 1987. A study of the active season ecology, population dynamics, and habitat affinities of a known population of the Meadow Jumping mouse, Zapus hudsonius luteus, in northern New Mexico. . 53 p.

Allard, M. W., S. J. Gunn, and I. F. Greenbaum. 1987. Mensural discrimination of chromosomally characterized PEROMYSCUS OREAS and P. MANICULATUS. J. Mamm. 68:402-406.

Deacon, J. E., P. B. Schumann, and E. L. Stuenkel. 1987. Thermal tolerance and preferences of fishes of the Virgin River System (Utah, Arizona, Nevada). Great Basin Naturalist 47(4):538-546.

Hayward, G. D., et al. 1987b. Movements and home range use by boreal owls in central Idaho. Pages 175-184 in Nero, R. W., et al., eds. Biology and conservation of northern forest owls. USDA For. Serv., Gen. Tech. Rep. RM-142.

Morrison, M. L., and K. A. With. 1987. Interseasonal and intersexual resource partitioning in hairy and white-headed woodpeckers. Auk 104:225-233.

Scrivner, J. H., T. P. O'Farrell, and T. T. Kato. 1987. Dispersal of San Joaquin kit foxes, VULPES MACROTIS MUTICA, on Naval Petroleum Reserve #1, Kern County, California. United States Department of Energy Topical Report, EGG 10282-2190.

Horton, S.P. 1987. Effects of prescribed burning on breeding birds in a ponderosa pine forest, southeastern Arizona. M.S. Thesis, University of Arizona, Tucson, AZ. 84 pp.

Bestgen, K.R. and S.P. Platania. 1987. The status of the bluntnose and phantom shiners in the Rio Grande drainage of New Mexico. Unpub report for NM Dept of Game and Fish, Santa Fe, NM. 91 p + maps. Contract #516.6-73-23.

Blake, J. G. and J. R. Karr. 1987. Breeding birds of isolated woodlots: area and habitat relationships. Ecology 68:1724-1734.