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Ornithology

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Articles 61 - 90 of 149

Full-Text Articles in Animal Sciences

Data For Henson Et Al. 2014, Shandelle M. Henson, James L. Hayward, Gordon Atkins, Amanda Sandler, Wadenerson Saint Martin Nov 2014

Data For Henson Et Al. 2014, Shandelle M. Henson, James L. Hayward, Gordon Atkins, Amanda Sandler, Wadenerson Saint Martin

Faculty Publications

These data are archived for the paper "Changing sea surface temperature alters timescale of reproductive synchrony in seabirds" by Henson et al., currently submitted to Nature.


Kentucky Warbler (Vol. 90, No. 3), Kentucky Library Research Collections Aug 2014

Kentucky Warbler (Vol. 90, No. 3), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 90, No. 2), Kentucky Library Research Collections May 2014

Kentucky Warbler (Vol. 90, No. 2), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 90, No. 1), Kentucky Library Research Collections Feb 2014

Kentucky Warbler (Vol. 90, No. 1), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Insights From Project Feederwatch: Changes In The Abundance And Occurrence Of Birds In New Hampshire Over The Past 24 Years, Lee A. Sutcliffe Jan 2014

Insights From Project Feederwatch: Changes In The Abundance And Occurrence Of Birds In New Hampshire Over The Past 24 Years, Lee A. Sutcliffe

Honors Theses and Capstones

Changes in the climate and land use over time can lead to changes in the composition of wildlife communities. Using data from Project FeederWatch, we examine trends in the abundance and occurrence of birds documented in the winters from 1988 to 2012 in New Hampshire. Changes in abundance and occurrence are summarized for individual bird species as well as across species based on life history traits. In addition, we examined trends for the state as a whole as well as in subregions. We discuss these changes with regards to the variations of climate and land use that are occurring throughout …


[Review Of The Book Rare Birds Of North America, By N.G. Howell, Ian Lewington & Will Russell], Natasha D.G. Hagemeyer, Eric L. Walters Jan 2014

[Review Of The Book Rare Birds Of North America, By N.G. Howell, Ian Lewington & Will Russell], Natasha D.G. Hagemeyer, Eric L. Walters

Biological Sciences Faculty Publications

No abstract provided.


The Birds Of Nebraska, Revised Edition 2013, Paul A. Johnsgard Jul 2013

The Birds Of Nebraska, Revised Edition 2013, Paul A. Johnsgard

Zea E-Books Collection

This summary of the birds of Nebraska has been restricted to those species that have been convincingly reported at least once in Nebraska from historic time to the present. It has also been modified in its current revision to conform very closely in that regard to the most recent Nebraska Ornithologists’ Union’s “Official List of the Birds of Nebraska” (Brogie, 2010; NOU Records Committee, 2011 and annual updates). The N.O.U.’s official state list of birds (455 species as of 2013, including 329 “regular” species, 42 of “casual” occurrence, 68 accidentals, and six extinct or extirpated species) is based on actual …


Birds And Birding In Wyoming’S Bighorn Mountains Region, Jacqueline L. Canterbury, Paul A, Johnsgard, Helen F. Downing Jul 2013

Birds And Birding In Wyoming’S Bighorn Mountains Region, Jacqueline L. Canterbury, Paul A, Johnsgard, Helen F. Downing

Zea E-Books Collection

The Bighorn Mountains consist of a relatively well-isolated north-south mountain range in north-central Wyoming that had their origins during the early Cenozoic era, 50-65 million years ago. The present-day Bighorn range is more than 100 miles in length and has a maximum elevation of 13,167 feet (Cloud Peak), only slightly less than the highest peak in Wyoming (Gannett Peak, at 13,804 feet). The mountains are flanked to the west by the Bighorn River basin, and to the east by the Powder River basin, both of which support only semi-desert vegetation dominated by sagebrush. Elevations of the Powder River basin near …


Birds Of The Central Platte River Valley And Adjacent Counties, Mary Bomberger Brown, Paul A. Johnsgard Mar 2013

Birds Of The Central Platte River Valley And Adjacent Counties, Mary Bomberger Brown, Paul A. Johnsgard

Zea E-Books Collection

The central Platte River Valley region of Nebraska is described ecologically, and defined as encompassing 11 counties and nearly 10,000 square miles, and extending about 120 miles from the western edge of Lincoln County to the eastern edge of Merrick County. At its center is the Platte River, the historic spring staging area for Sandhill and Whooping cranes, five species of geese, and millions of waterfowl and water-dependent birds, in addition to providing the breeding habitats for more than 100 other bird species. Collectively, at least 373 bird species have been reported from the Central Platte Valley, making it the …


Beware The Boojum: Caveats And Strengths Of Avian Radar, Robert C. Beason, Tim J. Nohara, Peter Weber Jan 2013

Beware The Boojum: Caveats And Strengths Of Avian Radar, Robert C. Beason, Tim J. Nohara, Peter Weber

Human–Wildlife Interactions

Radar provides a useful and powerful tool to wildlife biologists and ornithologists. However, radar also has the potential for errors on a scale not previously possible. In this paper, we focus on the strengths and limitations of avian surveillance radars that use marine radar front-ends integrated with digital radar processors to provide 360° of coverage. Modern digital radar processors automatically extract target information, including such various target attributes as location, speed, heading, intensity, and radar cross-section (size) as functions of time. Such data can be stored indefinitely, providing a rich resource for ornithologists and wildlife managers. Interpreting these attributes in …


Rocky Mountain Birds: Birds And Birding In The Central And Northern Rockies, Paul A. Johnsgard Nov 2011

Rocky Mountain Birds: Birds And Birding In The Central And Northern Rockies, Paul A. Johnsgard

Zea E-Books Collection

“The Rocky Mountain region has fascinated me ever since I traveled to Glacier and Yellowstone National Parks as a teenager, and saw for the first time such wonderful birds as ospreys, American dippers, and Lew­is’s woodpeckers.”

This book is in part based on the author’s earlier Birds of the Rocky Moun­tains (1986, revised 2009), but over a third of the original text has been eliminated. The rest has been updated, expanded and modified to be less technical and more useful to birders in the field. Bird enthusiasts will find viewing loca­tions and updated contact information for hundreds of sites in …


Preserving Field Notes On Songbird Biology At Indiana University, Eric Snajdr, Ellen D. Ketterson Jun 2011

Preserving Field Notes On Songbird Biology At Indiana University, Eric Snajdr, Ellen D. Ketterson

Val Nolan Jr. (1976 Acting; 1980 Acting)

No abstract provided.


An Assessment Of Stable Hydrogen-Isotope Analysis Methods To Assign Geographic Origin To Migratory Red-Tailed Hawks (Buteo Jamaicensis), Carla Marie Ahlschwede May 2011

An Assessment Of Stable Hydrogen-Isotope Analysis Methods To Assign Geographic Origin To Migratory Red-Tailed Hawks (Buteo Jamaicensis), Carla Marie Ahlschwede

Department of Environmental Studies: Undergraduate Student Theses

Stable-hydrogen isotopes are becoming an increasingly popular method of studying migratory birds, though sample preparation methods may affect results.  In this study I examined feathers from red-tailed hawks (Buteo jamaicensis) to determine the relationship between measure of δD due to inter-feather variation or drying methods, assessed the accuracy of results by using two birds of known-origin and estimated possible natal origins of migratory red-tailed hawks.  Two feathers per individual were taken from 81 wild hawks caught at Hitchcock Nature Center near Crescent IA and from 2 rescued red-tailed hawks, Raptor Recovery Nebraska near Eagle, NE. 119 of the …


A Nebraska Bird-Finding Guide, Paul A. Johnsgard Apr 2011

A Nebraska Bird-Finding Guide, Paul A. Johnsgard

Zea E-Books Collection

Nebraska lies in the transition zone between North American eastern and western avifaunas and is home to more than 200 breeding and 150 migrant species. This definitive guide to Nebraska birdwatching by the state’s preeminent ornithologist includes a county-by-county rundown of the best sites, a calendar of migrations, an annotated checklist of regularly occurring Nebraska birds, and recommendations for optical equipment, publications and reference materials, and contact information for conservation and ornithological groups. It features 48 maps as well as photographs and drawings by the author.

Paul Johnsgard, Foundation Professor Emeritus of Biological Sciences at the University of Nebraska–Lincoln, is …


Robert Edward Tucker, Sr. Papers, Zach S. Henderson Library Special Collections Jan 2010

Robert Edward Tucker, Sr. Papers, Zach S. Henderson Library Special Collections

Finding Aids

This collection consists of Robert Edward Tucker, Sr.’s ornithology field notes and journals concerning observations in the Chatham County area & the Georgia coastal islands. Most materials are handwritten and include daily observations from 1984-1997.

Find this collection in the University Libraries' catalog.


Birds Of The Great Plains: References, Paul A. Johnsgard Jan 2009

Birds Of The Great Plains: References, Paul A. Johnsgard

Birds of the Great Plains (Revised Edition, 2009) by Paul Johnsgard

A 21-page bibliography, including REGIONAL AND STATE REFERENCES and REFERENCES ON INDIVIDUAL SPECIES. Approximately 400 entries, through 1979.

An updated list of references will be found at the end of the new essay "Three Decades of Change in Great Plains Birds."


Audubon/Au-Du-Bon: Man And Artist, Walter Sutton Oct 1989

Audubon/Au-Du-Bon: Man And Artist, Walter Sutton

The Courier

This article highlights some of the works of the legendary work of John James Audubon, drawn from the collection located in Syracuse University's Special Collections. The author gives special attention to the 1820-21 journal of his voyage down the Ohio and Mississippi (which has been preserved intact), the English and Scottish journal of 1826 (also in its original form), and the descriptive sketches of early pioneer life in the Ornithological Biography. These early journal sources dramatically reveal, at first hand, Audubon's long struggle through many failures and obstacles to win the success and recognition he craved and also enduring status …


Audubon's "The Birds Of America": A Sesquicentennial Appreciation, David Frederic Tatham Oct 1989

Audubon's "The Birds Of America": A Sesquicentennial Appreciation, David Frederic Tatham

The Courier

This article details the unique copy of John James Audubon's The Birds of America which now resides in Syracuse University's Special Collections. The author describes the backstory and traces the journey of this extremely rare work. Audubon's work continues to stimulate interest in diverse fields in academia, from art history and science to literature.


North American Owls: Biology And Natural History, Paul A. Johnsgard Jan 1988

North American Owls: Biology And Natural History, Paul A. Johnsgard

Paul Johnsgard Collection

Foreword by Robert W. Nero 9
Preface 11

Comparative Biology of Owls 15
Evolution and Classification of North American Owls 17
Comparative Ecology and Distribution 25
Comparative Morphology and Physiology 37
Comparative Behavior 55
Comparative Reproductive Biology 71
Owls in Myth and Legend 85

Natural Histories of North American Owls

Family Tytonidae 95
Common Barn-owl

Family Strigidae 105
Flammulated Owl
Eastern Screech-owl
Western Screech-owl
Whiskered Screech-owl
Great Horned Owl
Snowy Owl
Northern Hawk-owl
Northern Pygmy-owl
Ferruginous Pygmy-owl
Elf Owl
Burrowing Owl
Spotted Owl
Barred Owl
Great Gray Owl
Long-eared Owl
Short-eared Owl
Boreal Owl
Northern Saw-whet Owl

Key to Genera …


The Influence Of Livestock Feed Size On Feed Consumption By Starlings (Sturnus Vulgaris), Daniel Twedt Aug 1982

The Influence Of Livestock Feed Size On Feed Consumption By Starlings (Sturnus Vulgaris), Daniel Twedt

Masters Theses & Specialist Projects

Ground meal and 4 sizes of pelleted feeds (3/16, ¼, 3/8 and ½ inch diameters) were offered to captive Starlings (Sturnus vulgaris, Linnaeus) to determine the minimum feed size they were unable to consume in significant amounts. The ground meal, 3/8 and ½ inch diameter pellets substantially decreased feed consumption compared with 3/16 and ¼ inch diameter pellets. Additionally, ½ inch pellets were consumed substantially less than ground meal or 3/8 inch pellets. Supplemental feed was require to prevent mortality among Starlings offered only ½ inch pellets.

Two pellet sizes, the 3/16 inch pellet which was readily consumed by …


Sunset As An Orientational Cue For A Nocturnal Migrant, The White-Throated Sparrow (Zonotrichia Albicollis), James Pauly Apr 1982

Sunset As An Orientational Cue For A Nocturnal Migrant, The White-Throated Sparrow (Zonotrichia Albicollis), James Pauly

Masters Theses & Specialist Projects

The possibility that nocturnal migrants use sunset as an orientational cue was explored in the White-throated Sparrow (Zonotrichia albicollis) between 1 April and 24 April, 1981. Orientation tests were run on the roof of the biology building at Western Kentucky University when birds were assumed to be in the proper physiological condition for migration. Birds exposed to only nighttime skies, birds isolated from all visual cues, and birds exposed to both daytime and nighttime skies did not exhibit the northward directional preference appropriate for the season tested. However, White-throated Sparrows exposed only to sunset and tested in the absence …


Order Anseriformes: From Check-List Of Birds Of The World, Paul A. Johnsgard Jan 1979

Order Anseriformes: From Check-List Of Birds Of The World, Paul A. Johnsgard

Paul Johnsgard Collection

SUBORDER ANSERES
FAMILY ANATIDAE

SUBFAMILY ANSERANATINAE
GENUS ANSERANAS LESSON

SUBFAMILY DENDROCYGNINAE
GENUS DENDROCYGNA SWAINSON

GENUS THALASSORNIS EYTON

SUBFAMILY ANSERINAE
GENUS CYGNUS BECHSTEIN

GENUS ANSER BRISSON

GENUS BRANTA SCOPOLI

GENUS CEREOPSIS LATHAM

GENUS STICTONETTA REICHENBACH

SUBFAMILY TADORNINAE
GENUS CYANOCHEN BONAPARTE

GENUS CHLOEPHAGA EYTON

GENUS ALOPOCHEN STEJNEGER

GENUS TADORNA FLEMING

GENUS TACHYERES OWEN

SUBFAMILY ANATINAE
GENUS PLECTROPTERUS STEPHENS

GENUS CAIRINA FLEMING

GENUS PTERONETTA SALVADORI

GENUS SARKIDIORNIS EYTON

GENUS NETTAPUS BRANDT

GENUS CALLONETTA DELACOUR

GENUS AIX BOlE

GENUS CHENONETTA BRANDT

GENUS AMAZONETTA BOETTICHER

GENUS MERGANETTA GOULD

GENUS HYMENOLAIMUS GRAY

GENUS ANAS LINNAEUS

GENUS MALACORHYNCHUS SWAINSON

GENUS MARMARONETTA REICHENBACH

GENUS RHODONESSA REICHENBACH

GENUS NETTA …


Birds A Special Interest Of New Acting Law Dean Jan 1976

Birds A Special Interest Of New Acting Law Dean

Val Nolan Jr. (1976 Acting; 1980 Acting)

No abstract provided.


The Breeding Biology Of The Western Tanager (Piranga Ludoviciana), Gary G. Benson Jan 1971

The Breeding Biology Of The Western Tanager (Piranga Ludoviciana), Gary G. Benson

All Master's Theses

In 1969 a two-year study was undertaken in an effort to enlarge our knowledge of the life history of the western tanager (Piranga ludoviciana). Bent (1958) summarizes the literature on the western tanager, and a review of his work clearly shows an almost total absence of detailed information on the species' life history. To obtain this information, observations were conducted from 1 May through 29 July 1969. A few observations were made during the 1968 breeding season.


Breeding Biology Of The Sage Thrasher, John Wayne Gooding Aug 1970

Breeding Biology Of The Sage Thrasher, John Wayne Gooding

All Master's Theses

The sage thrasher, Oreoscontes montanus (Townsend), is a common bird that breeds throughout the sage brush areas of the Great Basin and from northern Arizona to southern Saskatchewan. Although it is a fairly common and conspicuous bird, almost nothing about its life history has been published. This study was conducted in central Washington during the spring and summer of 1969 and the spring and early summer of 1970. During the 1969 season, emphasis was placed on finding and tracing the phenologies of as many nests as possible in order to determine the timing of the nesting cycle. During the 1970 …


Kentucky Warbler (Vol. 15, No. 4), Kentucky Library Research Collections Oct 1939

Kentucky Warbler (Vol. 15, No. 4), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 15, No. 3), Kentucky Library Research Collections Jul 1939

Kentucky Warbler (Vol. 15, No. 3), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 15, No. 2), Kentucky Library Research Collections Apr 1939

Kentucky Warbler (Vol. 15, No. 2), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 15, No. 1), Kentucky Library Research Collections Jan 1939

Kentucky Warbler (Vol. 15, No. 1), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Kentucky Warbler (Vol. 14, No. 4), Kentucky Library Research Collections Oct 1938

Kentucky Warbler (Vol. 14, No. 4), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.