Volume 122; Issue 4

Ibis

Volume 122; Issue 4
2

BREEDING BIOLOGY OF THE EDIBLE-NEST SWIFTLET AERODRAMUS FUCIPHAGUS

Nigel Langham
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 881 KB
english, 1980
3

OBSERVATIONS ON THE BREEDING OF THE PALILA PSITT1ROSTRA BA1LLEUI OF HAWAII

Charles van Riper III
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 856 KB
english, 1980
6

BROOD SIZE OPTIMIZATION AND ADAPTION AMONG HOODED CROWS CORVUS CORONE

Jon Loman
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 451 KB
english, 1980
7

GREGARIOUS BEHAVIOUR AMONG MIGRATING HONEY BUZZARDS PERNIS APIVORUS

M. A. THAKE
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 396 KB
english, 1980
8

CO-OPERATIVE BREEDING BY SOUTHERN LAPWINGS VANELL US CHILENSIS

Jeffrey Walters, Beverly F. Walters
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 385 KB
english, 1980
9

OBSERVATIONS OF PAIRED CANADA WARBLERS WILSONIA CANADENSIS DURING MIGRATION IN PANAMA

Russell S. Greenberg, Judy A. Gradwohl
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 281 KB
english, 1980
10

THE CONTRIBUTION OF NEST SITE CHARACTERISTICS TO BREEDING-SUCCESS AMONG BLACKBIRDS TURDUS MERULA

Patrick Osborne, Louise Osborne
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 374 KB
english, 1980
11

SEX DIFFERENCES AND THE EFFECT OF TEMPERATURE ON THE FORAGING BEHAVIOUR OF ROBINS ERITHACUS RUBECULA

Marion East
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 261 KB
english, 1980
12

PATTERNS OF PIRACY BY PERUVIAN SEABIRDS: A DEPTH HYPOTHESIS

David C. Duffy
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 299 KB
english, 1980
15

FRUGIVORY BY GREAT GREY SHRIKES LANIUS EXCUBITOR

John Parrott
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 157 KB
english, 1980
16

VIGILANCE SCHEDULES AMONG HOUSE SPARROWS PASSER D OMESTICUS

Alistair McVean, Paul Haddlesey
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 264 KB
english, 1980
17

THE MIDNIGHT DESCENT, DAWN ASCENT AND RE-ORIENTATION OF LAND BIRDS MIGRATING ACROSS THE NORTH SEA IN AUTUMN

W. R. P. Bourne
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 392 KB
english, 1980
18

OVER WING AND UNDER WING HEAD-SCRATCHING BY A MALE BLACK AND WHITE WARRLER MNIOTILTA VARIA

Edward H. Burtt Jr.
Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 79 KB
english, 1980
19

RECENT ORNITHOLOGICAL PUBLICATIONS

Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 1.81 MB
english, 1980
20

RECORDS COMMITTEE: TENTH REPORT (March 1980)

Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 340 KB
english, 1980
21

CURRENT NOTES AND NOTICES

Journal:
Ibis
Year:
1980
Language:
english
File:
PDF, 266 KB
english, 1980