Peterson, J.F. (1987) Unpublished Letter to District Rangers, Cloudcroft and Mayhill RDs, Subject: Spotted Owl Survey. Lincoln Supervisor's Office, Lincoln National Forest, USFS. 2 p.

Johnston, B. C. 1987. Plant associations of Region Two: Potential plant communities of Wyoming, South Dakota, Nebraska, Colorado, and Kansas. R2-ECOL-87-2. USDA Forest Service, Rocky Mountain Region. Lakewood, CO. 429 pp.

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.

Buescher, C.L. 1987. Disposition form to IS-G (Attn: Ms. Smith), subject: abandoned building transfer. 10 June 1987. 1 page.

Block, W.M., and L.A. Brennan. 1987. Characteristics of Lewis' Woodpecker habitat on the Modoc Plateau, California. Western Birds 18:209-212.

Fenton, M.B., D.C. Tennant and J. Wyszecki. 1987. Using echolocation calls to measure the distribution of bats: the case of Euderma maculatum. J. Mamm. 68(1):142-144.

Korth, J. W., and J. M. Fitzsimons. 1987. Karyology of three species of eastern North American atherinid fishes. Copeia 1987:505-509.

Oaks, E. C., P. J. Young, G. L. Kirkland, Jr., and D. F. Schmidt. 1987. Spermophilus variegatus. Mammalian Species272:1-8.

Roth, R. R. 1987. Assessment of habitat quality for Wood Thrush in a residential area. Pages 139-49 in L. W. Adams and D. L. Leedy (editors). Integrating man and nature in the metropolitan environment. Proceedings of the National Symposium on Urban Wildli

Unitt, P. 1987. Empidonax traillii extimus: an endangered subspecies. Western Birds 18:137-162.

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.

Clark, W. S., and B. K. Wheeler. 1987. A Field Guide to Hawks of North America. Houghton Mifflin Co., Boston, Massachusetts.

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

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

Scott, N.J. Ramotnik, C.A. Altenbach, M.J. Smith, B.E. (1987) Distribution and Ecological Requirements of Endemic Salamanaders in Relation to Forestry Management, Summary of 1987 Activities, Part 1: Lincoln National Forest. Lincoln Supervisor's Office, Li

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.

Garrett, J. M., and D. G. Barker. 1987. A Field Guide to Reptiles and Amphibians of Texas. Texas Monthly Press, Austin, Texas. 225 pp.

Howie, R.R., and R. Ritcey. 1987. Distribution, habitat selection and densities of flammulated owls in British Columbia. Pages 249-254 in R.W. Nero, R.J. Clark, R.J. Knapton, and R.H. Hamre, editors. Biology and conservation of northern forest owls. USDA

Dick-Peddie, W.A., J.V. Hardesty, E. Muldavin, and B. Sallach. 1987. Soil-vegetation correlations on the riparian zones of the Gila and San Francisco Rivers in New Mexico. U.S. Fish Wildl. Serv. Biol. Rep. 87(9). 29 p.

Sakai, H. F. 1987. Response of Hammond's and western flycatchers to different-aged Douglas-fir stands in northwestern California. Master's thesis, Humboldt State University, Arcata, CA.

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.

Cully, A., and P.J. Knight. 1987. Status report on Sibara grisea. Report prepared for U.S. Fish and Wildlife Service, Albuquerque, New Mexico.

Boag, D. A., and M. A. Schroeder. 1987. Population fluctuations in spruce grouse: what determines their numbers in spring? Can. J. Zool. 65:2430-2435.

Forbes, M. R. L., and C. D. Ankney. 1987. Hatching asynchrony and food allocation within broods of pied-billed grebes, PODILYMBUS PODICEPS. Canadian Journal of Zoology 65:2872-7.

Leary, R.F., F.W. Allendorf, S.R. Phelps and K.L. Knudsen. 1987. Genetic divergence and identification of seven cutthroat trout subspecies and rainbow trout. Transactions of the American Fisheries Society 116:580-587.

Obbard, M. E., et al. 1987. Furbearer harvests in North America. Pages 1007-1034 in M. Novak et al., eds. Wild furbearer management and conservation in North America. Ontario Ministry of Natural Resources and The Ontario Trappers Association. 1150 pp.

Ryder, R. A., et al. 1987. Distribution and status of the boreal owl in Colorado. Pages 169-174 in Nero, R. W., et al., eds. Biology and conservation of northern forest owls. USDA For. Serv., Gen. Tech. Rep. RM-142.

U.S. Fish and Wildlife Service (USFWS). 6 July 1987. Federal Register.

Arroyo-Cabrales, J., et al. 1987. Choeronycteris mexicana. Mammalian Species 291:1-5.

Courtenay, W. R., Jr., et al. 1987. Records of exotic fishes from Idaho and Wyoming. Great Basin Nat. 47:523-526.

Gardner, D. 1987. White Sands pupfish seldom visited. New Mexico Wildlife Magazine. Nov-Dec 1987.

Lowcock, L. A., L. E. Licht, and J. P. Bogart. 1987. Nomenclature in hybrid complexes of Ambystoma (Urodela: Ambystomatidae): no case for the erection of hybrid "species." Syst. Zool. 36:328-336.

Schmutz, J.K. and R.W. Fyfe. 1987. Migration and mortality of Alberta Ferruginous Hawks. The Condor 89: 169-174.

Laymon, S. A., and M. D. Halterman. 1987a. Distribution and status of the yellow-billed cuckoo in California. Final report to the California Department of Fish and Game, Sacramento, CA. 35pp.

Cooper, E. L., ed. Carp in North America. Am. Fisheries Soc., Bethesda, Maryland. 84 pp.

Janis, C. M., and K. M. Scott. 1987. The interrelationships of high ruminant families with special emphasis on the members of the Cervoidea. Am. Mus. Novitates 2893:1-85.

Dunn, J. L., and K. L. Garrett. 1987. The identification of North American gnatcatchers. Birding 19(1):17-29.

Johnson, C. A., and R. J. Naiman. 1987. Boundary dynamics at the aquatic-terrestrial interface: the influence of beaver and geomorphology. Landscape Ecology 1(1):47-57.

Morse, R. J. 1987. Mystery bird of the Chiricahuas. Birding 19:16-20.

Swift, B. L. 1987. An analysis of avian breeding habitats in Hudson river tidal marshes. New York State Department of Environmental Conservation, Division of Fish and Wildlife, Delmar, New York. Unpublished report. 62 pp.

Remillard, M. M., G. K. Gruendling, and D. J. Bogucki. 1987. Disturbance by beaver (Castor canadensis Kuhl) and increased landscape heterogeneity. Pages 103-122 in M. G. Turner, editor. Ecological Studies 64. Landscape heterogeneity and disturbance. Sprin

U.S. Fish and Wildlife Service (USFWS). 3 June 1987. Threatened status for the Florida scrub jay. Federal Register 52:20715-20719.

Allen, A. W. 1987. Habitat suitability index models: barred owl. U.S. Fish Wildl. Serv. Biol. Rep. 82(10.143). 17 pp.

Geluso, K. N., J. S. Altenbach, and R. C. Kerbo. 1987. Bats of Carlsbad Caverns National Park. Natural History Association, Carlsbad, New Mexico. 31 pp.

Jennings, R.D. 1987. The status of Rana berlandieri, the Rio Grande leopard frog, and Rana yavapaiensis, the lowland leopard frog, in New Mexico. Report to Share With Wildlife, New Mexico Department of Game and Fish, Santa Fe. 52p.