Davis, J. 1957. Determination of age in the spotted towhee. Condor 59:195-201.

Rathjen, W.F. and L.C. Miller. 1957. Aspects of the early life history of the striped bass, Roccus saxatilis, in the Hudson River. New York Fish and Game Journal 4: 43-60.

Hubbs, C. and V.G. Springer. 1957. A revision of the Gambusia nobilis species group, with descriptions of three new species and notes on their variation, Ecology and Evolution. Texas J. Sci. 9:279-327.

Rosene, W., Jr. 1957. A summer whistling cock count of bobwhite quail as an index to wintering populations. Journal of Wildlife Management 21:153-158.

Moore, J. C. 1957. The natural history of the fox squirrel SCIURUS NIGER SHERMANI. Bull. Am. Mus. Nat. Hist. 113:1-71.

Smith, P. W. 1957. An analysis of post-Wisconsin biogeography of the prarie peninsula region based on distributional phenomena among terrestrial vertebrate populations. Ecology 38:205-18.

Klimstra, W. D. and T. G. Scott. 1957. Progress report on bobwhite nesting in southern Illinois. Proceedings of the Annual Conference of Southeastern Fish and Wildlife Agencies 11:351-355.

Ely, C.A. 1957. Comparative nesting success of certain south-central Oklahoma birds. M.S. thesis. University of Oklahoma, Norman, OK. 74 pp.

Stevenson, H.M. 1957. The relative magnitude of the trans-Gulf and circum-Gulf spring migrations. Wilson Bulletin 69:39-77.

Marshall, J. T., Jr. 1957. Birds of pine-oak woodland in southern Arizona and adjacent Mexico. Pacific Coast Avifauna. No. 32. 125 pp.

Bond, R. R. 1957. Ecological distribution of breeding birds in the upland forests of southern Wisconsin. Ecological Monographs 27:351-84.

Muncy, R. J. 1957. Distribution and movements of channel and flathead catfish in the Des Moines River, Boone County, Iowa. Iowa State University, Ames. PhD Thesis. 118 pp.

Cottrille, B. C. 1957. Summer distriubtion of the piping plover in Michigan. Jack-pine Warbler 35:26-33.

Ness, J. C., W. T. Helm and C. W. Threinen. 1957. Some vital statistics in a heavily exploited population of carp. Journal of Wildlife Management. 21:279-92.

Eaton, S. W. 1957. A life history study of SEIRUS NOVABORACENSIS. Sci. Stud. St. Bonaventure Univ. 19:7-16.

Shields, J. T. 1957. Experimental control of carp reproduction through water drawdowns in Fort Randall Reservoir, South Dakota. Journal of Wildlife Management. 87:23-33.

American Ornithologists' Union (AOU). 1957. The AOU check-list of North American birds, 5th ed. Port City Press, Inc., Baltimore, MD. 691 pp.

Hardy, J. W. 1957. The least tern in the Mississippi Valley. Publ. Mus. Michigan State Univ., Biol. Ser. 1:1-60.

Hall, J. S., R. J. Cloutier, and D. R. Griffin. 1957. Longevity records and notes on tooth wear of bats. Journal of Mamalogy 38:407-409.

Stevens, O. A. 1957. Fall migration and weather, with special reference to Harris' sparrow. Wilson Bulletin 69:352-359.

Koster, W. J. 1957. Guide to the fishes of New Mexico. University of New Mexico Press, Albuquerque. 116 pp.

Lanyon, W. E. 1957. The comparative biology of the meadowlarks (STURNELLA) in Wisconsin. Nuttall. 66 pp.

Johnston, D. W., and T. P. Haines. 1957. Analysis of mass bird mortality in October 1954. Auk 74:447-58.

Tanner, W.W. 1957. A taxonomic and ecological study of the western skink (Eumeces skiltonianus). Great Basin Naturalist 17(3-4):59-94.

Hoffmeister, D.F., and C.O. Mohr. 1957. Fieldbook of Illinois mammals. Illionis Nat. Hist. Surv. Div., Manual 4. 233 pp.

Wright, A. H. and A. A. Wright. 1957. Handbook of snakes of the United States and Canada. 2 Volumes. Comstock Publishing Associates, Ithaca, New York. 1105 pp.

Larimore, R.W. 1957. Ecological life history of the warmouth (Centrarchidae). Bulletin of the Illinois Natural History Survey 27(1):1-83.

Koster, W.J. 1957. Guide to the Fishes of New Mexico. University of New Mexico press, with the NM Dept. of Game and Fish. 116pp

Leavitt, B.B. 1957. Water moccasin preys on pied-billed grebe. Wilson Bulletin 69:112-113.

Pough, R. H. 1957. Audubon Western Bird Guide. Doubleday. 316 pp.

Libby, W. L. 1957. Observations on beaver movements in Alaska. Journal of Mammalogy 38:269.

Yeager, L. E., and W. H. Rutherford. 1957. An ecological basis for beaver management in the Rocky Mountain region. Transactions of the North American Wildlife and Natural Resources Conference 22:269-299.

Anderson, P. 1957. A second list of new herpetological records for Missouri. Natural History Miscellanea, Chicago Academy of Science 161:1-5.

Becking, R.N. 1957. The Zurich-Montpellier school of phytosociology. Botanical Review. 7:411-475.

Baggerman, B., et al. 1956. Observations on the behavior of the black tern, CHLIDONIAS NIGER L., in the breeding area. Ardea 44:2-71.

Egoscue, H. J. 1956. Preliminary studies of the kit fox in Utah. Journal of Mammalogy 37:351-357.

Crumb, S. E. 1956. The larvae of the Phalaenidae [=Noctuidae]. U.S.D.A. Tech. Bull. No. 1135. 356 pp.

Castetter, E. F. 1956. The vegetation of New Mexico. New Mexico Quarterly 26:257-288.

Fitch, H. S. 1956. Temperature responses in free-living amphibians and reptile in northeastern Kansas. University of Kansas Publication Museum of Natural History 8:417-76.

Hamilton, W. J., Jr. and J. A. Pollack. 1956. The food of some colubrid snakes from Fort Benning, Georgia. Ecology 37:519-26.

Wever, E. G., and J. A. Vernon. 1956. The sensitivity of the turtle's ear as shown by its electrical potentials. Proceedings of the National Academy of Science 42:213-20.

Dodge, C. H. 1956. The musk turtle in Iowa. Herpetologica 12(3):17.

Baker, R. H. 1956. Mammals of Coahuila, Mexico. Univ. of Kansas Publications, Mus. of Nat. Hist. 9(7):125-335.

Clench, W. J. and R. D. Turner. 1956. Freshwater mollusks of Alabama, Georgia, and Florida from the Escambia to the Suwanee River. Bulletin of the Florida State Museum Biological Sciences 1(3):97-239.

Taylor, W.P. 1956. The deer of North America. The white-tailed, mule and black-tailed deer, genus Odocoileus, their history & management. Stackpole Co. and Wildl. Mgmt. Inst. 668 pp.

Denning, D.G. 1956. Several new species of western Trichoptera. Pan-Pacific Entomologist 32(2):73-80.

Hibbard, E. A. 1956. Range and spread of the gray and the fox squirrels in North Dakota. Journal of Mammalogy 37:525-31.

Fitch, H.S. 1956. An ecological study of the collared lizard(Crotaphytus collaris). 62 pp.

Johnston, D. W., and E. P. Odum. 1956. Breeding bird populations in relation to plant succession on the piedmont of Georgia. Ecology 37:50-62.

Wolfrum, W.B. (1956) Job Completion Report, Fisheries Survey of the Canadlan and Cimarron Rivers Drainages in New Mexico. 1953-1956, Federal Aid Projects F-3-R and F-9-R. Carson Supervisor's Office, Carson National Forest, USFS. 39 p.

Craighead, J. J., and F. C. Craighead, Jr. 1956. Hawks, Owls and Wildlife. The Stackpole Company, Harrisburg, Pennsylvania, and the Wildlife Management Institute, Washington, D.C.

Manning, T. H., E. O. Hoehn, and A. H. Macpherson. 1956. The birds of Banks Island. Natl. Mus. Can. Bull. No 143.

Crowcraft, W. P. 1956. On the life span of the common shrew Sorex araneus. Proc. Zool. Soc. London. 127:285-92.

Reynolds, H.G. and J.W. Bohning. 1956. Effects of burning on a desert grass-shrub range in southern Arizona. Ecology. 37(4):769-777.

Hammond, M. C., and G. E. Mann. 1956. Waterfowl nesting islands. Journal of Wildlife Management 20:345-352.

Shields, L.M. 1956. Zonation of vegetation within Tularosa Basin, New Mexico. Southwest. Nat.. 1(2):49-68.

Lanyon, W.E. 1956. Territory in the meadowlarks, genus STURNELLA. Ibis 98:485-489.

Willis, Y. L., D. L. Moyle, and T. S. Baskett. 1956. Emergence, breeding, hibernation, movements and transformation of the bullfrog, Rana catesbeiana, in Missouri. Copeia 1956:30-41.

Zweifel, R.G. 1956. A survey of the frogs of the augusti group, genus Eleutherodactylus. American Museum Novitates. 1813:1-34.

Dexter, R. W. 1956. Ten-year life history of a banded Chimney Swift. Auk 73:276-280.