The Condor 1997 |
Title | Subject | Authors |
Absence of locomotor-respiratory coupling during simulated descending flight in the cackling Canada goose. | Biological sciences | Richard Stephenson, Tim Jarsky |
A comparison of two bird survey techniques used in a subtropical forest. | Biological sciences | Andrew A. Whitman, John M. Hagan III, Nicholas V.L. Brokaw |
A new application for transponders in population ecology of the Common Tern. | Biological sciences | Peter H. Becker, Helmut Wendeln |
Aquatic community characteristics influence the foraging patterns of tree swallows. | Biological sciences | John P. McCarty |
A technique for dorsal subcutaneous implantation of heart rate biotelemetry transmitters in black ducks: application in an aircraft noise response study. | Biological sciences | Craig A. Harms, W. James Fleming, Michael K. Stoskopf |
At-sea density monitoring of Marbled Murrelets in Central California: methodological considerations. | Biological sciences | Steven R. Beissinger, Benjamin H. Becker, Harry R. Carter |
Avian nest success in relation to past grazing regimes in a montane riparian system. | Biological sciences | Peter B. Stacey, Elisabeth M. Ammon |
Behavior of Cackling Canada Geese during brood rearing. | Biological sciences | Craig R. Ely, Ada C. Fowler |
Bias associated with diet samples in Audouin's Gulls. | Biological sciences | Jacob Gonzalez-Solis, Daniel Oro, Vittorio Pedrocchi, Lluis Jover, Xavier Ruiz |
Biased detection of bird vocalizations affects comparisons of bird abundance among forested habitats. | Biological sciences | Jim Schieck |
Bird-habitat relationships in a vegetational gradient in the Andes of Central Chile. | Biological sciences | Cristian F. Estades |
Body composition of the European Barn Owl during the nonbreeding period. | Biological sciences | Yves Handrich, Sylvie Massemin, Rene Groscolas |
Brood parasitism, nest predation, and season-long reproductive success of a tropical island endemic. | Biological sciences | Bethany L. Woodworth |
Changes in King penguin breeding cycle in response to food availability. | Biological sciences | Olof Olsson |
Characteristics and competition for nest cavities in burrowing Procellariiformes. | Biological sciences | Jaime A. Ramos, Luis R. Monteiro, Encarnacion Sola, Zita Moniz |
Characteristics of nesting areas used by San Clemente Island sage sparrows. | Biological sciences | David W. Willey |
Circulating prolactin of incubating male Wilson's Phalaropes corresponds to clutch size and environmental stress. | Biological sciences | Lewis W. Oring, David J. Delehanty, Albert J. Fivizzani, Mohamed E. Halawani El |
Comparative analysis of the vocalizations of hylorchilus wrens. | Biological sciences | Hector Gomez De Silva |
Comparison of pellets versus collected birds for sampling diets of Double-crested Cormorants. | Biological sciences | James R. Lovvorn, Clayton E. Derby |
Cooperative breeding in Gray Jays: philopatric offspring provision juvenile siblings. | Biological sciences | Thomas A. Waite, Dan Strickland |
Cultural evolution in the Eurasian Tree Sparrow: divergence between introduced and ancestral populations. | Biological sciences | Jon C. Barlow, Anthony L. Lang |
Digestion of chitin by Northern Bobwhites and American Robins. | Biological sciences | William H. Karasov, Jennifer Weiser, Adam Porth, David Mertens |
Diurnal and nocturnal visual function in two tactile foraging waterbirds: the American white ibis and the black skimmer. | Biological sciences | Raymond McNeil, Luz Marina Rojas, Therese Cabana |
Diurnal variation of metabolic responses to short-term fasting in passerine birds during the postbreeding, molting and migratory period. | Biological sciences | Lukas Jenni, Susanne Jenni-Eiermann |
Diving depths of two tropical pelecaniformes: the red-tailed tropicbird and the red-footed booby. | Biological sciences | Matthieu Le Corre |
Do blood parasites affect paternity, provisioning and mate-guarding in Purple Martins? | Biological sciences | Richard H. Wagner, Eugene S. Morton, Malcolm D. Schug, Priya Davider |
Do the contents of barn owl pellets accurately represent the proportion of prey species in the field? | Biological sciences | Yoram Yom-Tov, David Wool |
Ecological consequences of nest site fidelity in black brant. | Biological sciences | James S. Sedinger, Mark S. Lindberg |
Effectiveness, biases and mortality in the use of apomorphine for determining the diet of Granivorous Passerines. | Biological sciences | Francisco Valera, Jose E. Gutierrez, Rafael Barrios |
Effect of egg covering and habitat on nest destruction by house wrens. | Biological sciences | Douglas W. White, E. Dale Kennedy |
Effect of incubation body mass on reproductive success and survival of two European diving ducks: a test of the nutrient limitation hypothesis. | Biological sciences | Robert G. Clark, Peter Blums, Aivars Mednis |
Effects of caching on acorn tannin levels and blue jay dietary performance. | Biological sciences | Mark D. Dixon, W. Carter Johnson, Curtis S. Adkisson |
Effects of nest parasitism by the brown-headed cowbird on nesting success of the California gnatcatcher. | Biological sciences | Gerald T. Braden, Robert L. McKernan, Shawn M. Powell |
Effects of oiling on feeding behavior of Sanderlings and Semipalted Plovers in New Jersey. | Biological sciences | Joanna Burger |
Effects of small forest openings on the breeding bird community in a Vermont hardwood forest. | Biological sciences | Stephen H. Vessey, David E. Capen, Stephen S. Germaine |
Effects of Spring environment on nesting phenology and clutch size of Black Brant. | Biological sciences | Paul L. Flint, James S. Sedinger, Mark S. Lindberg |
Effects of the Exxon Valdez oil spill on habitat use by birds along the Kenai Peninsula, Alaska. | Biological sciences | Robert H. Day, John A. Wiens, Stephen M. Murphy, Gregory D. Hayward, E. James Harner, Brian E. Lawhead |
Effects of the Exxon Valdez oil spill surveys in Prince William Sound, Alaska. | Biological sciences | Robert H. Day, Keith R. Parker, Stephen M. Murphy, John A. Weins |
Effects of the landscape on shorebird movements at spring migration stopovers. | Biological sciences | Adrian H. Farmer, Alfred H. Parent |
Egg removal by brown-headed cowbirds: a field test of the host incubation efficiency hypothesis. | Biological sciences | Eric K. Bollinger, Douglas R. Wood |
Energetics, thermoregulation and nocturnal hypothermia in Australian silvereyes. | Biological sciences | Fritz Geiser, Tracy A. Maddocks |
Environmental and habitat correlates of pasture use by nonbreeding shorebirds. | Biological sciences | Mark A. Colwell, Sarah L. Dodd |
Evaluation of four methods for estimating parrot population size. | Biological sciences | Steven R. Beissinger, David G. Cassagrande |
Explanations for the infrequent cowbird parasitism on common grackles. | Biological sciences | Eric K. Bollinger, Brian D. Peer |
Factors affecting the success of colony departure by Thick-billed Murre chicks. | Biological sciences | H. Grant Gilchrist, Anthony J. Gaston |
Fat loads and flightlessness in Wilson's Phalaropes. | Biological sciences | Joseph R. Jehl Jr. |
Female hooded merganser body mass during nesting. | Biological sciences | Michael C. Zicus |
Gastrointestinal morphology and motility in American kestrels receiving high or low fat diets. | Biological sciences | D.M. Bird, G.E. Duke, J. Reynhout, A.L. Tereick, A.E. Place |
Geographic variation in the call of the blue petrel: effects of sex and geographical scale. | Biological sciences | Vincent Bretagnolle, Fabrice Genevois |
Habitat and microhabitat features associated with cowbird parasitism in two forest edge cowbird hosts. | Biological sciences | Dirk E. Burhans |
Habitat selection by the monk parakeet during colonization of a new area in Spain. | Biological sciences | Daniel Sol, David M. Santos, Elias Feria, Jordi Clavell |
Habitat use and time budgeting by wintering ferruginous hawks. | Biological sciences | David L. Plumpton, David E. Andersen |
Higher winter mortality of the barn owl compared to the long-eared owl and the tawny owl: influence of lipid reserves and insulation? | Biological sciences | Yves Handrich, Sylvie Massemin |
Hunting association between the aplomado falcon (Falco femoralis) and the maned wolf (Chrysocyon brachyrus) in Emas National Park, Central Brazil. | Biological sciences | Leandro Silveira, Anah T.A. Jacomo, Flavio H.G. Rodrigues, Peter G. Crawshaw Jr. |
Hybridization and reproductive performance in Gulls of the Larus glaucescens-occidentalis complex. | Biological sciences | Douglas A. Bell |
Hydrological constraints on tricolored heron and snowy egret resource use. | Biological sciences | G. Thomas Bancroft, Allan M. Strong, Susan D. Jewell |
Impacts of predators: center nests are less successful than edge nests in a large nesting colony of Least Terns. | Biological sciences | Dianne H. Brunton |
Influence of alternate host densities on Brown-headed Cowbird parasitism rates in Black-capped Vireos. | Biological sciences | Thomas E. Martin, David R. Barber |
Intergeneric relationship of the New World jays inferred from cytochrome b gene sequences. | Biological sciences | Alejandro Espinosa De Los Monteros, Joel Cracraft |
Intraspecific competition influences food return-predation risk trade-off by White-crowned Sparrows. | Biological sciences | Robert Slotow, Ellen Paxinos |
Intraspecific variability in nestling growth and fledging behavior of Cassin's Auklets at Triangle Island, British Columbia. | Biological sciences | Ronald C. Ydenberg, Yolanda E. Mosbey |
Intraspecific variation and evolutionaly reduction of tendon ossification in Dendrocincla Woodcreepers. | Biological sciences | Robert J. Raikow, Anthony H. Bledsoe, Loretta S. Crowell |
Kleptoparatism in tropical seabirds: vulnerability and avoidance responses of a host species, the red-footed booby. | Biological sciences | Matthieu Le Corre, Pierre Jouventin |
Leap-frog migration in the Fox Sparrow: minimizing the cost of spring migration. | Biological sciences | Christopher P. Bell |
Local survival of dunlin wintering in California. | Biological sciences | Nils Warnock, Brett K. Sandercock, Gary W. Page |
Mate protection and winter pair-bonds in Black-capped Chickadees. | Biological sciences | Davi Lemmon, Matthew L. Withiam, Christopher P.L. Barkan |
Mating system of the Dusky Antbird, a tropical passerine, as assessed by DNA fingerprinting. | Biological sciences | Robert C. Fleischer, Eugene S. Morton, Cheryll L. Tarr, Alexandra Sangmeister, Kim C. Derrickson |
Maximum dive depths of the Peruvian diving-petrel. | Biological sciences | Carlos B. Zavalaga, Jaime Jahncke |
Memory for hoarded food: an aviary study of the European Nuthatch. | Biological sciences | Roger Hardling, Jan-Ake Nilsson, Hans Kallander |
Migration by flapping or soaring: flight strategies of Marsh, Montagu's and Pallid Harriers in Southern Israel. | Biological sciences | Reto Spaar, Bruno Bruderer |
Molecular variation and biogeography of rock shags. | Biological sciences | Douglas Siegel-Causey |
Molt and the basic plumage of male harlequin ducks. | Biological sciences | Fred Cooke, Gregory J. Robertson, W. Sean Boyd, R. Ian Goudie |
Molt, maturation of plumage and ageing in the wandering albatross. | Biological sciences | S. Rodwell, N. Huin, P.A. Prince, H. Weimerskirch |
Nesting ecology of Townsend's Warblers in relation to habitat characteristics in a mature boreal forest. | Biological sciences | Daniel D. Roby, Steven M. Matsuoka, Colleen M. Handel |
Nest predation and cowbird parasitism create a demographic sink in wetland-breeding Song Sparrows. | Biological sciences | Christopher M. Rogers, Mary J. Taitt, James N. M. Smith, Gwen Jongejan |
On the behavior of the Black Swift. | Biological sciences | Manuel Marin |
On the origin and evolution of nest building by passerine birds. | Biological sciences | Nicolas E. Collias |
Patterns of dominance and aggressive behavior in Blue Jays at a feeder. | Biological sciences | Glen E. Woolfenden, Keith A. Tarvin |
Patterns of frugivory and energetic condition in Nearctic landbirds during autumn migration. | Biological sciences | Jeffrey D. Parrish |
Playback of crows and male Japanese quail elicits female phonotaxis. | Biological sciences | James L. Goodson, Elizabeth Adkins-Regan |
Predation of artificial ground nests at two types of edges in a forest-dominated landscape. | Biological sciences | Gerald J. Niemi, Timothy J. Fenske-Crawford |
Productivity of nesting spectacled eiders on the lower Kashunuk River, Alaska. | Biological sciences | Paul L. Flint, James B. Grand |
Quantification of microscopic feather characters used in the identification of North American plovers. | Biological sciences | Carla J. Dove |
Relative costs of prebasic and prealternate molts for male Blue-winged Teal. | Biological sciences | William L. Hohman, Scott W. Manley, David. Richard |
Reproductive anatomy of the reed bunting: a species which exhibits a high degree of sperm competition through extra-pair copulations. | Biological sciences | T.R. Birkhead, A. Dixon |
Reproductive success of the northern cardinal, a large host of brown-headed crowbirds. | Biological sciences | Randall Breitwisch, Kevin P. Eckerle |
Seasonal effects on metabolism and thermoregulation in Northern Bobwhite. | Biological sciences | David L. Ssswanson, Duane P. Weinhalt |
Seasonal variation in the foraging ecology of the Wood Stork in the Southern llanos of Venezuela. | Biological sciences | Jose A. Gonzalez |
Sequential cavity use in a cottonwood bottomland. | Biological sciences | James A. Sedgwick |
Singing for your supper: acoustical luring of avian prey by northern shrikes. | Biological sciences | Eric C. Atkinson |
Song organization of house finches at the edge of an expanding range. | Biological sciences | Carolyn L. Pytte |
Sources of variation in clutch size, egg size and clutch completion dates of Semipalted Plovers in Churchill, Manitoba. | Biological sciences | Erica Nol, Michele Sullivan Blanken, Laura Flynn |
Species limits in the Le Conte's thrasher. | Biological sciences | Robert M. Zink, Rachelle C. Blackwell, Octavio Rojas-Soto |
Territorial responses of boreal forest birds to habitat gaps. | Biological sciences | Jean Huot, Andre Desrochers, Marcel Darveau, Jean-Francois Rail |
The adaptive significance of nutrient reserves to breeding American coots: a reassessment. | Biological sciences | Todd W. Arnold, C. Davison Ankney |
The distribution of neotropical migrant birds wintering in the El Cielo Biosphere Reserve, Tamaulipas, Mexico. | Biological sciences | John Faaborg, Wendy K. Gram |
The effect of carrying devices on breeding Royal Penguins. | Biological sciences | Cindy L. Hull |
The effects of parental quality and timing of breeding on the growth of nestling Thick-billed Murres. | Biological sciences | J. Mark Hipfner |
The foraging behavior of semipalmated sandpipers in the upper Bay of Fundy: stereotyped or prey-sensitive? | Biological sciences | W. Herbert Wilson Jr., Erin R. Vogel |
The influence of habitat, prey abundance, sex, and breeding success on the ranging behavior of Prairie Falcons. | Biological sciences | John M. Marzluff, James C. Bednarz, Mary E. McFadzen, Bryan A. Kimsey, Linda S. Schueck, Mark S. Vekasy |
The length of incubation in relation to nest initiation date and clutch size in dabbling ducks. | Biological sciences | Cliff L. Feldheim |
The mating strategies of eastern screech-owls: a genetic analysis. | Biological sciences | David F. Westneat, Gary Ritchison, Sunni G. Lawless, Paul H. Klatt |
The potential to lay replacement clutches by tree swallows. | Biological sciences | Raleigh J. Robertson, Taali M. Rooneem |
The response of male and female Song Sparrow to geographic variation in song. | Biological sciences | Stephen Nowicki, William A. Searcy, Melissa Hughes |
The role of ornithology in conservation of the American West. | Biological sciences | Carl E. Bock |
Timing and extent of the molts of adult red-eyed vireos on their breeding and wintering grounds. | Biological sciences | Christopher C. Rimmer, Robert S. Mulvihill |
Torpor in three species of Brazilian Hummingbirds under semi-natural conditions. | Biological sciences | Claus Bech, Augusto S. Abe, John Fleng Steffensen, Martin Berger, Jose Eduardo P. W. Bicudo |
Trophic relationship among seabirds in Central California: combined stable isotope and conventional dietary approach. | Biological sciences | Keith A. Hobson, Peter Pyle, William J. Sydeman, Elizabeth B. McLaren |
Unusually high reproductive effort by sage grouse in a fragmented habitat in north-central Washington. | Biological sciences | Michael A. Schroeder |
Variation in incubation periods and egg metabolism in mallards: intrinsic mechanisms to promote hatch synchrony. | Biological sciences | Paul L. Flint, James S. Sedinger, Margaret C. MacCluskie |
Variation in Song Sparrow nest defense: individual consistency and relationship to nest success. | Biological sciences | Margaret Hatch |
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