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THE WILSON JOURNAL OF ORNITHOLOGY • Vol. 123. No. 4. December 2011 
Spragens. and Nichola J. Hill, USGS Western 
Ecological Research Center, “Tracking avian 
influenza with stable isotopes." 
Christopher W. Briggs and Michael W. Col- 
lopy, University of Nevada. Reno, and Brian 
Woodbridge. U.S. Fish and Wildlife Service. 
“Natal dispersal of Swainson’s Hawks in Butte 
Valley, California." 
Jessi L. Brown and Michael W. Collopy, 
University of Nevada, Reno, “Reproductive 
decisions by the American Kestrel: experimental 
evidence that female kestrels exhibit a fixed level 
of investment in offspring." 
Todd J. Buckley, Felipe Chavez-Ramirez, 
Larkin A. Powell, and Andrew J. Tyre, University 
of Nebraska-Lincoln. “Modeling the effect of 
landscape and environmental factors on Sandhill 
Crane distribution in the central Platte River 
Valley of Nebraska." 
Jeffrey J. Buler, University of Delaware, and 
Deanna K. Dawson, USGS Patuxent Wildlife 
Research Center, “Weather radar analysis of 
landbird stopover sites during fall migration in 
the northeastern U.S." 
Curtis W. Burney, Air Force Research Labora¬ 
tory, and David W. Winkler. Cornell University, 
“The temporal and spatial dynamics of swallow 
roosts found in the eastern and central United 
States." 
Edward H. Burtt Jr., George S. Hamaoui, and 
Max R. Schroeder, Ohio Wesleyan University, 
“Dark plumage to resist bacterial degradation: 
facultative or evolutionary response?" 
Matthew D. Carling. University of Wyoming, 
“Genetics of speciation: insights from Passerina 
buntings." 
Erin B. Cashion and Paul G. Rodewald. The 
Ohio State University. “Migrant landbird use of 
natural and restored riparian forest habitats in 
agricultural landscapes during stopover." 
Jameson F. Chace. Salve Regina University, 
Thomas LaPointe and Rachel Cliche. Silvio O. 
Conte National Fish and Wildlife Refuge, and 
Leslie Moffat, Middlebury College. “Breeding 
bird responses to American Woodcock habitat 
management in northeastern Vermont." 
Jocelyn Champagnon and Matthieu Guillemain, 
French Hunting and Wildlife Agency, Le Sambuc. 
Arles, France. Johan Elmberg, Kristianstad Uni¬ 
versity, Krislianstad, Sweden, Gregoire Massez, 
Marais du Vigueirat, and Mas Thibert, Arles, 
France, and Michel Gauthier-CJerc. Tour du Valat 
Research Center, Le Sambuc, Arles, France, 
“Survival probability and morphological adapta¬ 
tion of captive-reared Mallard Anas platyrhynchos 
after release into the wild." 
Scott J. Chiavacci and James C. Bednarz. 
Arkansas State University, “Multi-scale temporal 
variation in prey deliveries at Mississippi Kite 
nests." 
William S. Clark, Harlingen, TX, "Harlan s 
Hawks differ in adult plumage and a leg measure 
from Red-tailed Hawks." 
Peter S, Coates, Michael L. Casazza, Brian J. 
Halstead, and Joseph P. Fleskes, USGS Western 
Ecological Research Center, and James A. Laugb- 
lin, USDA California Wildlife Services. “Using 
avian radar to examine lime-dependent effects on 
avian activity and relationships with meteorolog¬ 
ical factors.” 
Reesa Yale C'onrey and Susan K. Skagen. 
USGS Fort Collins Science Center, and Victoria J. 
Drcitz, Colorado Division of Wildlife, “Precipi¬ 
tation and temperature influence nest survival of 
shortgrass prairie birds." 
Andrea Contina and Jeff Kelly, University of 
Oklahoma. “Preliminary genetic analysis of the 
Painted Bunting Passerina ciris in South West 
Oklahoma." 
Melissa Creasey and Erica Nol. Trent Univer¬ 
sity, and Dawn Burke, Ontario Ministry of Natural 
Resources, "The effects of selection harvesting 
on Black-throated Blue Warbler reproduction." 
C. M. Curry and M. A. Patten. University of 
Oklahoma, “Song varies across older and youn¬ 
ger hybrid zones in Black-crested ( Baeolnphus 
atricristalus) and Tufted (B. bicolor ) titmice." 
Robert L. Curry and Karen E. Zusi, Villanova 
University. “Song repertoire size and composi¬ 
tion in Carolina Chickadees in southeastern 
Pennsylvania." 
Anthony C. Dalisio and William E. Jensen. 
Emporia State University, and Timothy H. Parker. 
Whitman College, “Song dialects in alpine- 
breeding birds of the Rocky Mountains." 
Amy J. Davis. Phillip Street, and Paul Dohert>. 
Colorado State University, and Mike Phillips. 
Colorado Division of Wildlife, “Habitat effects 
on nesting success of Gunnison Sage-Grouse, 
Centrocercus minimus, in Gunnison, Colorado.’ 
Nicole M. Davros, Jeffrey D. Brawn, and 
Jeffrey P. Hoover, University of Illinois at 
Urbana-Champaign, “An experimental test of 
density-dependent reproduction in Prothonotary 
Warblers, Protonotaria citrea." 
Roi Dor, Caren B. Cooper, Irby J. Lovette, and 
