Volume 92; Issue 2

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The Condor
Volume 92; Issue 2

The Condor

Volume 92; Issue 2

1

Social System and Helping Behavior in the White-Banded Tanager (Neothraupis fasciata)

Maria Alice S. Alves

Journal:

Year:

1990

Language:

english

File:

PDF, 702 KB

english, 1990

2

Habitat Specialization and Foraging Behavior by Birds of Amazonian River Islands in Northeastern Peru

Gary H. Rosenberg

Journal:

Year:

1990

Language:

english

File:

PDF, 2.18 MB

english, 1990

3

Calling Behavior of Spotted Owls in Northern Arizona

Joseph L. Ganey

Journal:

Year:

1990

Language:

english

File:

PDF, 951 KB

english, 1990

4

Total Body Electrical Conductivity (TOBEC) to Estimate Total Body Fat of Free-Living Birds

Gonzalo Castro, Bruce A. Wunder and Fritz L. Knopf

Journal:

Year:

1990

Language:

english

File:

PDF, 604 KB

english, 1990

5

Leapfrog Migration in North American Shorebirds: Intra- and Interspecific Examples

Journal:

Year:

1990

Language:

english

File:

PDF, 932 KB

english, 1990

6

The Correct Spelling of Hypoleucus Reichenbach, 1852

Douglas Siegel-Causey

Journal:

Year:

1990

Language:

english

File:

PDF, 134 KB

english, 1990

7

Comparison of Roost Use by Three Species of Communal Roostmates

Douglas W. Morrison and Donald F. Caccamise

Journal:

Year:

1990

Language:

english

File:

PDF, 1.14 MB

english, 1990

8

First Records for the Boreal Owl in New Mexico

Dale W. Stahlecker and John J. Rawinski

Journal:

Year:

1990

Language:

english

File:

PDF, 471 KB

english, 1990

9

Sexual Differences in Antipredator Behavior of Breeding American Avocets and Black-Necked Stilts

Journal:

Year:

1990

Language:

english

File:

PDF, 583 KB

english, 1990

10

Additional Evidence of Multiple Parentage in Eastern Bluebirds

Alvan A. Karlin, Kimberly G. Smith, Micheline C. Stephens and Rose Ann Barnhill

Journal:

Year:

1990

Language:

english

File:

PDF, 342 KB

english, 1990

11

News and Notes

Journal:

Year:

1990

Language:

english

File:

PDF, 152 KB

english, 1990

12

Fat Scoring: Sources of Variability

David G. Krementz and Grey W. Pendleton

Journal:

Year:

1990

Language:

english

File:

PDF, 1.12 MB

english, 1990

13

Front Matter

Journal:

Year:

1990

Language:

english

File:

PDF, 330 KB

english, 1990

14

Statistical Perspectives and Experimental Design When Counting Birds on Line Transects

JoAnn M. Hanowski, Gerald J. Niemi and John G. Blake

Journal:

Year:

1990

Language:

english

File:

PDF, 1.25 MB

english, 1990

15

Saving the Tropical Forestsby Judith Gradwohl; Russell Greenberg;Research Priorities for Conservation Biologyby Michael E. Soule; Kathryn A. Kohm

Review by: Robert O. Lawton

Journal:

Year:

1990

Language:

english

File:

PDF, 477 KB

english, 1990

16

Foraging Roles of Male and Female Western Grebes during Brood Rearing

L. Scott Forbes and Spencer G. Sealy

Journal:

Year:

1990

Language:

english

File:

PDF, 895 KB

english, 1990

17

Adaptations to Tidal Marshes in Breeding Populations of the Swamp Sparrow

Russell Greenberg and Sam Droege

Journal:

Year:

1990

Language:

english

File:

PDF, 1.95 MB

english, 1990

18

Diet of Nestling Winter Wrens in Relationship to Food Availability

Beatrice Van Horne and Ahmad Bader

Journal:

Year:

1990

Language:

english

File:

PDF, 1.12 MB

english, 1990

19

Distribution, Density, and Age Structure of Spotted Owls on Two Southern California Habitat Islands

R. J. Gutiérrez and John Pritchard

Journal:

Year:

1990

Language:

english

File:

PDF, 816 KB

english, 1990

20

Analyst and Observer Variability in Density Estimates from Spot Mapping

Jared Verner and Kathleen A. Milne

Journal:

Year:

1990

Language:

english

File:

PDF, 1.69 MB

english, 1990

21

Daytime Feeding by Leach's Storm-Petrel on a Midwater Fish in the Eastern Tropical Pacific

Robert L. Pitman and Lisa T. Ballance

Journal:

Year:

1990

Language:

english

File:

PDF, 734 KB

english, 1990

22

Breeding Energetics and Thermal Ecology of the Acorn Woodpecker in Central Coastal California

Wesley W. Weathers, Walter D. Koenig and Mark T. Stanback

Journal:

Year:

1990

Language:

english

File:

PDF, 2.82 MB

english, 1990

23

Function of Crest Displays in Royal Flycatchers (Onychorhynchus)

Journal:

Year:

1990

Language:

english

File:

PDF, 575 KB

english, 1990

24

Observations of Aggressive Interactions by Bald Eagles of Known Age and Sex

David K. Garcelon

Journal:

Year:

1990

Language:

english

File:

PDF, 562 KB

english, 1990

25

Die Vogelwelt Ussuriensby A. J. Knystautas; J. B. Shibnev

Review by: Miklos D. F. Udvardy

Journal:

Year:

1990

Language:

english

File:

PDF, 280 KB

english, 1990

26

Courtship and Aggression in Canvasbacks: Influence of Sex and Pair-Bonding

James R. Lovvorn

Journal:

Year:

1990

Language:

english

File:

PDF, 1.46 MB

english, 1990

27

Back Matter

Journal:

Year:

1990

Language:

english

File:

PDF, 509 KB

english, 1990

28

Co-Occurrences of Foods in Stomachs and Feces of Fruit-Eating Birds

Douglas W. White and Edmund W. Stiles

Journal:

Year:

1990

Language:

english

File:

PDF, 1.96 MB

english, 1990

29

Bird Specimens and Documentation: Critical Data for a Critical Resource

Mercedes S. Foster and Peter F. Cannell

Journal:

Year:

1990

Language:

english

File:

PDF, 1.19 MB

english, 1990

30

Red-Winged Blackbirds and Brown-Headed Cowbirds: Some Aspects of a Host-Parasite Relationship

Scott Freeman, David F. Gori and Sievert Rohwer

Journal:

Year:

1990

Language:

english

File:

PDF, 891 KB

english, 1990

31

Clutch Size, Offspring Quality, and Female Survival in Tree Swallows: An Experiment

David A. Wiggins

Journal:

Year:

1990

Language:

english

File:

PDF, 750 KB

english, 1990

32

Numbers and Distribution of Sperm in the Uterovaginal Sperm Storage Tubules of the Zebra Finch

T. R. Birkhead, J. E. Pellatt and F. M. Hunter

Journal:

Year:

1990

Language:

english

File:

PDF, 1.52 MB

english, 1990

33

Individual Contributions to Cooperative Nest Care in the Acorn Woodpecker

Ronald L. Mumme, Walter D. Koenig and Frank A. Pitelka

Journal:

Year:

1990

Language:

english

File:

PDF, 1.42 MB

english, 1990

34

Patterns of Shiny Cowbird Parasitism in St. Lucia and Southwestern Puerto Rico

William Post, Tammie K. Nakamura and Alexander Cruz

Journal:

Year:

1990

Language:

english

File:

PDF, 1.40 MB

english, 1990

35

Water Economy of Granivorous Birds: A Predictive Model

Richard E. MacMillen

Journal:

Year:

1990

Language:

english

File:

PDF, 2.23 MB

english, 1990

36

Prey Delivery, Caching, and Retrieval Rates in Nesting Prairie Falcons

Anthonie M. A. Holthuijzen

Journal:

Year:

1990

Language:

english

File:

PDF, 1.61 MB

english, 1990

37

Conductance and Structure of Eggs of Adelie Penguins, Pygoscelis adeliae, and Its Implications for Incubation

Michael B. Thompson and Kenneth N. Goldie

Journal:

Year:

1990

Language:

english

File:

PDF, 1.55 MB

english, 1990

38

Geographic Variation in the Yellow-Billed Cuckoo: Corrections and Comments

Richard C. Banks

Journal:

Year:

1990

Language:

english

File:

PDF, 273 KB

english, 1990

39

Song as Part of High Intensity Aggressive Interactions of Wintering White-Throated Sparrows

Barney A. Schlinger

Journal:

Year:

1990

Language:

english

File:

PDF, 879 KB

english, 1990

40

Population Dynamics of the Wood Thrush in Southern Veracruz, Mexico

Kevin Winker, John H. Rappole and Mario A. Ramos

Journal:

Year:

1990

Language:

english

File:

PDF, 2.68 MB

english, 1990