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The Auk Volume 98, Number 2 April, 1981 |
GENIC VARIABILITY AND DIFFERENTIATION IN THE GALAPAGOS FINCHES (DjVu | PDF)
SUH Y. YANG, JAMES L. PATTON , 230-242
THE INCIDENCE OF VAGRANT LANDBIRDS ON NOVA SCOTIAN ISLANDS (DjVu | PDF)
IAN A. MCLAREN , 243-257
REPRODUCTIVE BIOLOGY OF THICK-BILLED MURRES (URIA LOMVIA): AN INTER-COLONY
COMPARISON (DjVu | PDF)
T. R. BIRKHEAD, D. N. NETTLESHIP , 258-269
NEST-SITE HABITAT SELECTED BY WOODLAND HAWKS IN THE CENTRAL APPALACHIANS (DjVu | PDF)
KIMBERLY TITUS, JAMES A. MOSHER , 270-281
THE TAXONOMY OF ROUGH-WINGED SWALLOWS (STELGIDOPTERYX; HIRUNDINIDAE)IN SOUTHERN
CENTRAL AMERICA (DjVu | PDF)
F. GARY STILES , 282-293
INTRINSIC FACTORS IN THE SELECTION OF FORAGING SUBSTRATES BY PINE WARBLERS:
A TEST OF AN HYPOTHESIS (DjVu | PDF)
JOHN T. EMLEN, MICHAEL J. DEJONG , 294-298
EFFECTS OF DENERVATION OF THE TRACHEO-SYRINGEAL MUSCLES ON FREQUENCY CONTROL
IN VOCALIZATIONS IN CHICKS (DjVu | PDF)
RICHARD E. PHILLIPS, ORLAN M. YOUNGREN , 299-306
LABORATORY STUDIES OF FORAGING IN FOUR BIRD SPECIES OF DECIDUOUS WOODLAND (DjVu | PDF)
VIRGINIA PIERCE, THOMAS C. GRUBB, JR. , 307-320
FORAGING BEHAVIOR OF THE RED-COCKADED WOODPECKER IN SOUTH CAROLINA (DjVu | PDF)
ROBERT G. HOOPER, MICHAEL R. LENNARTZ , 321-334
COURTSHIP BEHAVIOR AND REPRODUCTIVE ISOLATION BETWEEN WESTERN GREBE COLOR
MORPHS (DjVu | PDF)
GARY L. NUECHTERLEIN , 335-349
PREY DROPPED BY HERRING GULLS (LARUS ARGENTATUS) ON SOFT SEDIMENTS (DjVu | PDF)
BRETTON W. KENT , 350-354
THE EFFECT OF STIMULUS PRESENTATION SEQUENCE ON THE RESPONSE OF RED-WINGED
BLACKBIRDS IN PLAYBACK STUDIES (DjVu | PDF)
ELIOT A. BRENOWITZ , 355-360
GROWTH AND ENERGETICS OF CHICKS OF THE SOOTY TERN (STERNA FUSCATA) AND COMMON
TERN (S. HIRUNDO) (DjVu | PDF)
ROBERT E. RICKLEFS, SUSAN C. WHITE , 361-378
SHORT COMMUNICATIONS
Interaction Between the Two Subpsecies Groups of the Seed-Finch Sporophila
Angolensis in the Magdalena Valley, Colombia (DjVu | PDF)
STORRS L. OLSON , 379-381
A New Subspecies of Coppery Metaltail (Metallura Theresiae) from Northern
Peru (DjVu | PDF)
GARY R. GRAVES , Page 382
Interspecific Song Acquisition by a White-crowned Sparrow (DjVu | PDF)
LUIS F. BAPTISTA, MARTIN L. MORTON , 383-385
Bigamy in a Male Mockingbird (DjVu | PDF)
CHERYL A. LOGAN, MARY RULLI , 385-386
Male Starlings Delay Incubation to Avoid Being Cuckolded (DjVu | PDF)
HARRY W. POWER, ELIZABETH LITOVICH, MICHAEL P. LOMBARDO , 386-389
Importance of Structural Stability to Success of Mourning Dove Nests (DjVu | PDF)
RICHARD A. COON, JAMES D. NICHOLS, H. FRANKLIN PERCIVAL , 389-391
A Muscle Biopsy Procedure for Use in Electrophoretic Studies of Birds (DjVu | PDF)
MYRON CHARLES BAKER , 392-393
Whooping Crane Preyed Upon by Golden Eagle (DjVu | PDF)
RONALD M. WINDINGSTAD, HARRY E. STILES, RODERICK C. DREWIEN , 393-394
New Brazilian Records for the Golden Parakeet (Aratinga Guarouba) (DjVu | PDF)
DAVID C. OREN, EDWIN O. WILLIS , 394-396
Field Notes on Winter Flocks of the Ocellated Turkey (Agriocharis Ocellata) (DjVu | PDF)
GEORGE SUGIHARA, KATHERINE HESTON , 396-398
New Southerly Record for the Macaroni Penguin (Eudyptes Chrysolophus) on the
Antarctic Peninsula (DjVu | PDF)
NElL P. BERNSTEIN, PAUL C. TIRRELL , 398-399
Ornithology and Sociobiology: A Forum (DjVu | PDF)
JOHN A. WIENS , Page 400
The Ornithological Roots of Sociobiology (DjVu | PDF)
STEPHEN T. EMLEN , 400-403
Sociobiology in Relation to Ornithology (DjVu | PDF)
BRIAN C. R. BERTRAM , 403-405
Demography is A Cornerstone of Sociobiology (DjVu | PDF)
JOHN W. FITZPATRICK, GLEN E. WOOLFENDEN , 406-407
On Experimental Tests of Sociobiological Theory (DjVu | PDF)
H. RONALD PULLIAM , 407-409
Sociobiology is For The Birds (DjVu | PDF)
J. DAVID LIGON , 409-412
Some Comments on Sociobiology (DjVu | PDF)
AMOTZ ZAHAVI , 412-415
Sociobiology as Learned from A Drab, Blue Bird (DjVu | PDF)
RUSSELL P. BALDA , 415-417
On Socio-ornithology (DjVu | PDF)
JERRAM L. BROWN , 417-418
Electrophoresis and Avian Genealogical Analyses (DjVu | PDF)
PAUL W. SHERMAN , 419-422
Searching for Altruism in Birds (DjVu | PDF)
HARRY W. POWER , 422-425
NOTES AND NEWS (DjVu | PDF)
269-354
Cover to Cover (DjVu)
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Blair
O. Wolf, SORA Coordinator American Ornithologists' Union |
