Humphrey, P. S., D. Bridge, and T. E. Lowjoy. 1968. A technique for mist-netting in the forest canopy. Bird-Banding 39:43-50.

Ficken, M. S., and R. W. Ficken. 1968. Courtship behavior of Blue-winged Warblers and their hybrids. Wilson Bulletin 80:161-172.

Coulter, M. W., and W. R. Miller. 1968. Nesting biology of Black Ducks and Mallards in northern New England. Vermont Fish and Game Department Bulletin 68-2.

Anderson, J.D. 1968. A comparison of the food habits of Ambystoma macrodactylum sigillatum, Ambystoma macrodactylum croceum, and Ambystoma tigrinum califoriense. Herpetologica 24(4):273-284.

Mueller, H. C. and D. D. Berger. 1968. Sex ratios and measurements of migrant goshawks. Auk 85:431-436.

Larson, J. S., and F. C. Van Nostrand. 1968. An evaluation of beaver aging techniques. Journal of Wildlife Management 32:99-103.

Gibbons, J.W. 1968a. Population structure and survivorship in the painted turtle, Chrysemys picta. Copeia 1968(2): 260-268.

Baepler, D.H. 1968. Lark Sparrow. Pages 886-902 in A.C. Bent, editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies. Dover Publications Inc., New York, NY.

Netboy, A. 1968. The Atlantic salmon, a vanishing species. Faber and Faber, London. 457 pp.

Ligon, J. D. 1968. Observations on Strickland's Woodpecker, DENDROCOPOS STRICKLANDI. Condor 70:83-84.

Lane, J. 1968. Baird's sparrow (AMMODRAMUS BAIRDII). In A. C. Bent. Life histories of North American cardinals, grosbeaks, huntings, towhees, finches, sparrows and allies, part two. U.S. National Museum Bulletin. 237:603-1248.

Buckner, C. H., and D. G. H. Ray. 1968. Notes on the water shrew in bog habitats of southeastern Manitoba. Blue Jay 26(2):95-6.

Raitt, R. J. and R. L. Maze. 1968. Densities and species composition of breeding birds of a creosote bush community in southern New Mexico. Condor 70:193-205.

Linzey, D. W., and A. V. Linzey. 1968. Mammals of the Great Smoky Mountains National Park. J. Elisha Mitchell Sci. Soc. 84(3):384-414.

McGahan, J. 1968. Ecology of the golden eagle. Auk 85:1-12.

Cronan, John M. and Albert Brooks. 1968. THE MAMMALS OF RHODE ISLAND. RHODE ISLAND DEPT. OF NATURAL RESOURCES. 133 PP.

Bent, A.C., et al. 1968. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies. Part Two. U.S. National Museum Bulletin 237. (reprinted by Dover Publications, Inc., New York, NY).

Cole, C. J. 1968. Sceloporus virgatus. Cat. Am. Amph. Rep. 72.1-72.2.

Weston, J.B. 1968. Nesting ecology of the Ferruginous Hawk, BUTEO REGALIS. Brigham Young University Science Bulletin 10:25-36.

Rumsey, R. L. 1968. Capture and care of pileated and red-headed woodpeckers. Bird-Banding 39:313-6.

Minckley, W. L., and J. E. Deacon. 1968. Southwestern fishes and the enigma of "endangered species." Science 159:1424-32.

King, J. A. (ed.). 1968. Biology of Peromyscus (Rodentia). Am. Soc. Mamm. Spec. Publ. No. 2. 593 pp.

Cottam, C., and J. Trefethen, eds. 1968. Whitewings. Princeton. 348 pp.

Ficken, R. W., M. S. Ficken, and D. H. Morse. 1968. Competition and character displacement in two sympatric pine-dwelling warblers (DENDROICA, Parulidae). Evolution 22:307-14.

Taber, W. 1968. PASSERCULUS SANDWICHENSIS NEVADENSIS: Nevada Savannah Sparrow. Pages 708-711 in A.C. Bent, editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies, Part 2. Dover Publications, Inc., N

Ray, T. 1968. Naphthalene crystals as protection for nesting raptors. Hawk Chalk 7:52-4.

Monroe, B.L., Jr. 1968. A distributional survey of the birds of Honduras. Ornithological Monographs 7:1-458.

Grant, K.A., and V. Grant. 1968. Hummingbirds and their flowers. Columbia University Press, New York.

Brown, L. and D. Amadon. 1968. Eagles, hawks, and falcons of the world, Vol. 2. Country Life Books. London. 945 pp.

Walkinshaw, L.H. 1968. Eastern Field Sparrow. Pages 1217-1235 in O.L. Austin, editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies. Dover Publications, Inc., New York, NY.

Smith, C. C. 1968. The adaptive nature of social organization in the genus of tree squirrels, Tamiasciurus. Ecological Monographs 38:31-63.

Whitworth, W. R., P. R. Berrien, and W. T. Keller. 1968. Freshwater fishes of Connecticut. State Geological and Natural History Survey Bulletin No.101. 134 pp.

Brown, L. and D. Amadon. 1968. Eagles, Hawks, and Falcons of the World. McGraw-Hill, NY.

Bacon, E. J., Jr., W. H. Neill, Jr., and R. B. Kilambi. 1968. Temperature selection and heat resistance of the mosquitofish, Gambusia affinis. Proceedings of the Annual Conference of the Southeastern Association of Game and Fish Commissioners 22:411-416

Walkinshaw, L.H. 1968. Le Conte's Sparrow (PASSERHERBULUS CAUDACUTUS). Pages 765-776 in O.L. Austin, Jr., editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies. Part 2. United States National Museu

Smith, R.L. 1968. Grasshopper Sparrow. Pages 725-745 in O.L. Austin, Jr., editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies, Part 2. Dover Publications, Inc., New York, NY.

Thaeler, C.S. Jr. 1968. An analysis of the distribution of pocket gopher species in northeastern California (Genus Thomomys). University of California Publications in Zoology Vol. 86, University of California Press, Berkeley.

Reeves, H. M., A. D. Geis, and F. C. Kniffin. 1968. Mourning dove capture and banding. U.S. Fish and Wildl. Spec. Sci. Rep.--Wildl. (117):1-63.

Baumgarten, H.E. 1968. Lark Bunting. Pages 638-657 in O.L. Austin, Jr., editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies, part 2. Dover Publications, Inc., New York, NY.

Whitford, W.G. 1968. Physiological responses to temperature and dessication in the endemic New Mexico Plethodontids, Plethedon neomexicanus and Aneides hardii.

Campbell, H. 1968. Seasonal precipitation and scaled quail in New Mexico. Journal of Wildlife Management 32:641-644.

Baird, J. 1968. Savannah Sparrow (PASSERCULUS SANDWICHENSIS). Pages 675-698 in A.C. Bent, editor. Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies, Part 2. Dover Publications, Inc., New York, NY.

Zweifel, R.G. 1968b. Rana muscosa. Catalogue of American Amphibians and Reptiles 65:1-2.

Edwards, P., and D. Stacy. 1968. The development of nestling curve-billed thrashers. Department of Ecology and Evolutionary Biology report, University of Arizona, Tucson.

Cade, T. J. 1967. Ecological and behavioral aspects of predation by the northern shrike. Living Bird 6:43-86.

Calder, W. A. 1967. The diurnal activity of the Roadrunner, GEOCOCCYX CALIFORNIANUS. Condor 70:84-85.

Potter, L.D. and J.S. Krenetsky. 1967. Plant succession with released grazing on New Mexico range lands. Journal of Range Management. 20:145-151.

Snyder, W. A. 1967. Lesser Prairie Chicken. Pages 121-128 in New Mexico Wildlife Management. New Mexico Department of Game and Fish, Santa Fe.

Moisan, G., R. I. Smith, and R. K. Martinson. 1967. The green-winged teal: its distribution, migration, and population dynamics. U.S. Fish and Wildl. Serv., Spec. Sci. Rep., Wildlife No. 100. 248 pp.

Dixon, J. R. 1967. Aspects of the biology of the lizards of the White Sands, New Mexico. Los Angeles County Museum of Natural History Contributions in Science (129):1-22.

Crosswhite, F. S. 1967. Revision of Penstemon Section Habroanthus (Scrophulariaceae 1: Conspectus. The American Midland Naturalist. Herbarium, Department of Botany, University of Wisconsin, Madison 53706. 3 p.

Sealy, S. G. 1967. Notes on the breeding biology of the marsh hawk in Alberta and Saskatchewan. Blue Jay 25:63-9.

Parmelee, D. F., H. A. Stephens, and R. H. Schmidt. 1967. The birds of southeastern Victoria Island and adjacent small islands. National Museum of Canada, Ottawa. Bulletin No. 222. 229pp.

Findley, J. S. and C. Jones. 1967. Taxonomic relationships of bats of the species Myotis fortidens, M. lucifugus and M. occultus. Journal of Mammalogy 48:429-444.

Garner, H.W. 1967. An ecological study of the brush mouse, Peromyscus boylii, in western Texas. Texas J. Sci. 19:285- 291.

Tinkle, D.W. 1967. The life and demography of the side- blotched lizard, Uta stansburiana. Misc. Publ. Mus. Zool. Univ. Michigan 132:1-182.

Sheldon, W. G. 1967. The book of the American woodcock. Univ. Massachusetts Press, Amherst. xvii + 227 pp.

Graul, W. D. 1967. Population movements of the Harris' sparrow and tree sparrow in eastern Kansas. Southwestern Naturalist 12:303-310.

McCoy, C.J. 1967. Natural history notes on Crotaphytus wisli zeni (Reptilia: Iguanidae). Amer. Midl. Nat. 77(1):138-146.

Balda, R. P. 1967. Ecological relationships of the breeding birds of the Chiricahua Mountains, Arizona. Ph.D. Thesis, University of Illinois, Urbana, Illinois.