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.

Kimsey, Bryan. 1987. The 1987 Socorro Resource Area Raptor Survey. BLM Socorro Resource Area.

Howe, M., and T. Phillips. 1987. Sensitive threatened and endangered species plant data form. Unpublished plant form on Coryphantha duncanii for BLM Las Cruces district. White Sand Resource Area dated 17 July 1987. 1p.

Hubbard, J. P. 1987. The vegetative communities and vertebrate fauna of the Gray Ranch, Hidalgo County, New Mexico. Endangered species program, New Mexico Department of Game and Fish, Santa Fe, NM.

Brooks, R. P., and W. J. Davis. 1987. Habitat selection by breeding belted kingfishers (Ceryle alcyon). Am. Midl. Nat.117:63-70.

Goad, M. S., and R. W. Mannan. 1987. Nest site selection by elf owls in Saguaro National Monument, Arizona. Condor 89:659-662.

Maret, J. J., M. Parker, and T. E. Fanny. 1987. The effect of beaver ponds on the non-point source water quality of a stream in southwestern Wyoming. Water Resources 21(3):263-268.

O'Neal, G. T., J. T. Flinders, and R. P. Clary. 1987. Behavioral ecology of the Nevada kit fox (Vulpes macrotis nevadensis) on a managed desert rangeland. Pages 443-481 in H. H. Genoways, editor, Current Mammalogy 1:1-519. Plenum Press, New York.

Smallwood, J. A. 1987. Sexual segregation by habitat in American kestrels wintering in southcentral Florida: vegeta-tive structure and responses to differential prey availability. Condor 89:842-849.

Vilella, F. J., and P. J. Zwank. 1987. Density and distribution of the Puerto Rican nightjar in the Guayanilla Hills. Caribbean J. Sci. 23:238-242.

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.

LeFranc, M. N., Jr., et al., eds. 1987. Grizzly bear compendium. Interagency Grizzly Bear Committee. iii + 540 pp.

Koenig, W. D., and R. L. Mumme. 1987. Population ecology of the cooperatively breeding acorn woodpecker. Princeton Univ. Press, Princeton, NJ. 496 pp.

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.

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.

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.

Akroyd, B. 1987. Memorandum, Department of Game and Fish. Subject: Sawmill Creek Survey, Questa Ranger Distict, Carson National Forest.

Cadman, M. D., P. F. J. Eagles, and F. M. Helleiner. 1987. The Atlas of Breeding Birds of Ontario. University of Waterloo Press, Waterloo, Canada. 617pp.

Gurnell, J. 1987. The natural history of squirrels. Facts on File Publications, New York. 201 pp.

Clayton, P. 1987. Data form for Escobaria villardii. Las Cruces- Mimbres Resource Area, Las Cruces District, BLM. October 16, 1987. Also, note of collection (3-11-88) attached w/corrections.

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.

Howard and Phillips. 1987. Sensitive and endangered species plant data form. Unpub. plant form on Epithelantha micromeris for BLM Las Cruces Dist. White Sands Resource Area dated July 17, 1987. 1p.

Burger, J. 1987. Physical and social determinants of nest-site selection in piping plover in New Jersey. Condor 89: 811-818.

Greenberg, R. 1987. Seasonal foraging specialization in the worm-eating warbler. Condor 89:158-168.

Marti, C.D., and J.S. Marks. 1987. Medium-sized owls. Western Raptor Management Symposium and workshop, Tech. Ser. 12:124-33.

Perryman, P., and A. Muchlinski. 1987. Population dynamicsof feral burros at the Naval Weapons Center, China Lake, California. J. Mamm. 68:435-438.

Smith, D.G. 1987b. Owl census techniques. Pages 304-307 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.

Webster, W. D. 1987. SOREX PALUSTRIS PUNCTUALTUS Hooper. Appalacian water shrew. Pages 36-8 in M. K. Clark (ed.). Endangered, threatened, and rare fauna of North Carolina, Part I. A re-evaluation of the mammals. Occas. Papers. North Carolina Biol. Surv.

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.

Matthews, W. J., and D. C. Heins, editors. 1987. Community and evolutionary ecology of North American stream fishes. Univ. Oklahoma Press, Norman. viii + 310 pp.

Meylan, P. A. 1987. The phylogenetic relationships of soft-shelled turtles (Family Trionychidae). Bull. Am. Mus. Nat. Hist. 186:1-101.

Allin, C. C., G. C. Chasko, and T. P. Husband. 1987. Mute swans in the Atlantic Flyway: a review of the history, population growth and management needs. Trans. Northeast. Sect. Wildl. Soc. 44:32-47.

Falk, J. W., and J. S. Millar. 1987. Reproduction by female Zapus princeps in relation to age, size, and body fat.Can. J. Zool. 65:568-571.

Knowles, C. J. 1987. Reproductive ecology of black-tailed prairie dogs in Montana. Great Basin Naturalist 47:202-206.

Osman, A., R.D. Pieper, and McDaniel, K.C. 1987. Soil seed banks associated with individual broom snakeweed plants. Journal of Range Management. 40(5):441-443.

Reynolds, J. D. 1987. Mating system and nesting biology of the Red-necked Phalarope PHALAROPUS LOBATUS: What constrains polyandry? Ibis 129:225-242.

Vangilder, L. D., et al. 1987. Reproductive parameters of wild turkey hens in north Missouri. J. Wildl. Manage. 51: 535-540.

Cochran, M. and A Laurenzi. 1987. Establishment Record for Hayground Creek Research Natural Area. US Forest Service, 35 p.

Cochran, M. and A. Laurenzi. Establishment Record for Pole Bridge Canyon (Extension) Research Natural Area, Coronado National Forest. US Forest Service, 170 p.