[UNKNOWN: PRESTIME] Diehl, Robert^*,1, ¹ University of Illinois, Urbana, Illinois. Landscape scale patterns of stopover habitat use by forest-dwelling migratory landbirds.

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[UNKNOWN: PRESTIME] Sillett, Scott^*,1,3, Holmes, Richard¹, Rodenhouse, Nicholas², ¹ Dartmouth College, Hanover, NH³ Smithsonian Migratory Bird Center, Washington, DC² Wellesley College, Wellesley, MA. Experimental evidence for behavioral mechanisms regulating a migratory songbird population.

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[UNKNOWN: PRESTIME] SCHMIDT, KENNETH^*,1, OSTFELD, RICHARD¹, ¹ Institute of Ecosystem Studies, Millbrook, NY. Songbird populations in fluctuating environments: nest predator responses to pulsed resources.

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[UNKNOWN: PRESTIME] Doran, Patrick^*,1, Holmes, Richard¹, ¹ Department of Biological Sciences, Hanover, NH. Spatiotemporal variability of breeding birds in an undisturbed northern hardwoods forest.

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[UNKNOWN: PRESTIME] Swanson, Heather^*,1, Cruz, Alexander¹, ¹ University of Colorado, Boulder, Colorado. The effects of natural patchiness on ponderosa pine forest birds.

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[UNKNOWN: PRESTIME] . Break.

[UNKNOWN: PRESTIME] Hobbs, Royden^*,1, DeStefano, Stephen², Halvorson, William¹, ¹ University of Arizona, Tucson, AZ² University of Massachusetts, Amherst, MA. Habitat selection at two scales in a grassland predatory bird assemblage.

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[UNKNOWN: PRESTIME] Jones, Zach^*,1, Bock, Carl¹, ¹ University of Colorado, Boulder, CO. Nest success as a misleading indicator of habitat quality in the Botteri's Sparrow.

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[UNKNOWN: PRESTIME] Miao, ShiLi^*,1, Gawlik, Dale¹, ¹ South Florida Water Management District, West Palm Beach, FL 33406. Frugivorous birds and their influence on germination of tree species in the Everglades.

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[UNKNOWN: PRESTIME] GIL-WEIR, KARINE^*,1, WEIR, ENRIQUE¹, ¹ Universidad del Zulia, Facultad Exp.Ciencias, Maracaibo, Zulia, Venezuela. Estimating the economic value of the Neotropic Cormorant (Phalacrocorax brasilianus) in Los Olivitos estuary, Venezuela..

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