Journal of Raptor Research, Volume 23, Number 3 (1989)

Journal
Journal of Raptor Research
Volume
23
Issue
3 (Fall)
Year
1989


CONTENTS

SCIENTIFIC ARTICLES

Investigations of the Decline of Swainson's Hawk Populations in California. 63-71.
Robert W. Risebrough, Ronald W. Schlorff, Peter H. Bloom, Edward E. Littrell.
Censusing of Diurnal Raptors in a Primary Rain Forest: Comparative Methods and Species Detectability. 72-84.
Jean-Marc Thiollay.
Natural History of the American Kestrel in Venezuela. 85-93.
Thomas G. Balgooyen.
Observations on Post-Fledging Dependence of Kestrels (Falco Tinnunculus Rupicolus) in an Urban Environment. 94-98.
Joris Komen, Elizabeth Myer.
Responses of Breeding American Kestrels to Live and Mounted Great Horned Owls. 99-102.
Nicholas W. Gard, David M. Bird, Robin Densmore, Manon Hamel.
Observations of a Zone-Tailed Hawk Family During the Post Fledging Period. 103-106.
F. Hiraldo, M. Delibes, R. R. Estrella.

SHORT COMMUNICATIONS

Eggs of Captive Crested Eagles (Morphnus Guianensis). 107-108.
Lloyd F. Kiff, Michael P. Wallace, Nathan B. Gale.
Serum Estradiol-17Β and Testosterone Levels in Great Horned Owls (Bubo Virgimanus). 108-110.
Susan A. Mainka, George J. Halmazna, Lori M. Rogers.
Changes in Winter Distribution of Bald Eagles along the Colorado River in Grand Canyon, Arizona. 110-113.
Bryan T. Brown, Robert Mesta, Lawrence E. Stevens, John Weisheit.
Egg Measurements from a Northern Goshawk (Accipiter Gentilis Gentilis) Including One Abnormally Large Egg with Twin Embryos. 113-115.
S. J. Petty, D. I. K. Anderson.
Unusual Roost Site Selection and Staging Behavior of Black-Shouldered Kites. 116-117.
William S. Clark, Brian K. Wheeler.
The Bartos Trap: a New Raptor Trap. 117-120.
Robert Bartos, Penny Olsen, Jerry Olsen.
Observations of Autumnal Courtship Behavior in Peregrine Falcons. 121-122.
A. J. Meier, R. E. Noble, P. M. Mckenzie.

DISSERATION ABSTRACTS

Egg Quality, Nestling Development and Dispersal in the Sparrowhawk (Accipiter Nisus). 123.
 
Trends in Geographic Variation of Cooper's Hawk and Northern Goshawk: a Multivariate Analysis. 123.
 
The Biogeochemistry of Nearctic Peregrine Falcons. 124.
 

NEWS AND REVIEWS

News and Reviews. 124.
 
Attachment Size
Front Matter (PDF) (144.25 KB) 144.25 KB
Back Matter (PDF) (93.67 KB) 93.67 KB

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