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Articles 3211 - 3240 of 4557

Full-Text Articles in Ornithology

Cowbird Parasite In Nesting Game, Jessie Maye Smith Apr 1973

Cowbird Parasite In Nesting Game, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Unusual Settings Attract Fowl When Nest-Building Urge Nears, Jessie Maye Smith Mar 1973

Unusual Settings Attract Fowl When Nest-Building Urge Nears, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Now S The Season For Courtship Rituals, Nesting Selection In Bird Kingdom, Jessie Maye Smith Mar 1973

Now S The Season For Courtship Rituals, Nesting Selection In Bird Kingdom, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Writer Takes Issue On Bird-Hero Book, Jessie Maye Smith Mar 1973

Writer Takes Issue On Bird-Hero Book, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Purple Finches Cast Rosy Hue Over Area, Jessie Maye Smith Mar 1973

Purple Finches Cast Rosy Hue Over Area, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Finfoot In Unusual Wildlife Seen During Tropics Jaunt, Jessie Maye Smith Feb 1973

Finfoot In Unusual Wildlife Seen During Tropics Jaunt, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


British Refinements Offset Honduran Inconveniences, Jessie Maye Smith Feb 1973

British Refinements Offset Honduran Inconveniences, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Forest Understory Houses Lot Of Life, Jessie Maye Smith Feb 1973

Forest Understory Houses Lot Of Life, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Early Get-Up-And-G Must To Catch Glimpse Of Crake, Jessie Maye Smith Feb 1973

Early Get-Up-And-G Must To Catch Glimpse Of Crake, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Dropped Verbiage Distorts Bird Data, Jessie Maye Smith Feb 1973

Dropped Verbiage Distorts Bird Data, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Site With Sights British Honduras: Something For All, Jessie Maye Smith Feb 1973

Site With Sights British Honduras: Something For All, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Kentucky Warbler (Vol. 49, No. 1), Kentucky Library Research Collections Feb 1973

Kentucky Warbler (Vol. 49, No. 1), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Parakeet Cries Fit Tropics But Toucan Show Stealer, Jessie Maye Smith Jan 1973

Parakeet Cries Fit Tropics But Toucan Show Stealer, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Variety Of Craft Put In Use To Savor British Honduras, Jessie Maye Smith Jan 1973

Variety Of Craft Put In Use To Savor British Honduras, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


209 Species Seen Tour Of Honduras Rich In Birdlife, Jessie Maye Smith Jan 1973

209 Species Seen Tour Of Honduras Rich In Birdlife, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


The Bobwhite Quail, Norm Dey, Jack Sinn Jan 1973

The Bobwhite Quail, Norm Dey, Jack Sinn

Nebraska Game and Parks Commission: Publications

A Year with the Bobwhite

Population Dynamics—Managing the Variables

The Way to Quail Abundance


The Ring-Necked Pheasant In Nebraska, William L. Baxter, Carl W. Wolfe Jan 1973

The Ring-Necked Pheasant In Nebraska, William L. Baxter, Carl W. Wolfe

Nebraska Game and Parks Commission: Publications

Ringneck—Its Past and Prospects: A most successful exotic, pheasant numbers are declining

Nuptial Rites and Nesting: Spring recoups winter’s losses

Summer Broods: While cocks undergo their annual moult, hens enter the brooding period; for eight weeks, hens attend chicks

Hunting the Ring-necked Pheasant

Season of Testing: Nebraska’s winters test a pheasant’s mettle, but given good cover and an adequate food supply, the ringneck is almost impervious to the elements

Methods of Management


Life History And Ecology Of The Ring-Necked Pheasant In Nebraska, William L. Baxter, Carl W. Wolfe Jan 1973

Life History And Ecology Of The Ring-Necked Pheasant In Nebraska, William L. Baxter, Carl W. Wolfe

Nebraska Game and Parks Commission: Publications

Table of Contents

The Study … 6

Population Studies … 8 ...

Methods … 8 ...

Results and Discussion … 9

Nesting Studies … 13 ...

Methods … 13 ...

Results and Discussion … 14 ...

Nest Parasitism … 16 ...

Effects of Nest Searching on Nest Fate ... 17 ...

Nesting Chronology ... 18 ...

Roadside Nests ... 21 ...

Nesting in Experimental Alfalfa ... 22 ...

Pheasant Production in Wetlands ... 23

Brood Studies … 26 ...

Methods ... 26 ...

Sampling Problems ... 26 ...

Results and Discussion ... 27

Cover Utilization by Pheasant Broods ... 29 …


Proximate And Ultimate Determinants Of Clutch Size In Anatidae, Paul A. Johnsgard Jan 1973

Proximate And Ultimate Determinants Of Clutch Size In Anatidae, Paul A. Johnsgard

Paul Johnsgard Collection

In a stimulating analysis, Lack (1967, 1968a) reviewed waterfowl clutch size and egg size data, and concluded that interspecific variations in average clutch size are generally inversely related to those of relative egg size. Thus, he suggested that the average clutch size of each waterfowl species has evolved in relation to the average availability of food to the female around the time of nesting. He hypothesized that in waterfowl, relatively large eggs have probably evolved to provide the newly-hatched young with a large food supply (an idea he subsequently (1968b) questioned) or with an adequate insulating layer of fat. He …


Rare Visitors To Area Round Out Yule Tally, Jessie Maye Smith Dec 1972

Rare Visitors To Area Round Out Yule Tally, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Count Most Productive Yet In Sightings Of 108 Species, Jessie Maye Smith Dec 1972

Count Most Productive Yet In Sightings Of 108 Species, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Backyard Handout Helps Beat Freeze, Jessie Maye Smith Dec 1972

Backyard Handout Helps Beat Freeze, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Identifying Junco Calls For Research, Jessie Maye Smith Dec 1972

Identifying Junco Calls For Research, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Factors Affecting The Population Of Raptorial Birds On Sauvie Island, Oregon, Jeffry Gottfried Dec 1972

Factors Affecting The Population Of Raptorial Birds On Sauvie Island, Oregon, Jeffry Gottfried

Dissertations and Theses

This study is an analysis of the various factors affecting the population of raptorial birds on Sauvie Island, Oregon. A census of diurnal and nocturnal raptors was carried out along with an analysis of food habits. Once the major prey species were determined they were censused, and the effects of the land management practices on their numbers was investigated. In addition, 100 randomly selected nest boxes were sampled so as to determine the extent to which raptors were making use of them. Red-tailed hawk and Great Horned Owl nests were located.

It was found that four diurnal raptors and three …


Spoonbill Data Cheery Note In Endangered Fowl Report, Jessie Maye Smith Dec 1972

Spoonbill Data Cheery Note In Endangered Fowl Report, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Mistletoe Berries Big Treat For Thoreau S Sky Wearer, Jessie Maye Smith Nov 1972

Mistletoe Berries Big Treat For Thoreau S Sky Wearer, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Eagle Puts To Flight Professional Session, Jessie Maye Smith Nov 1972

Eagle Puts To Flight Professional Session, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Birding Has Place Amidst Household Tasks, Jessie Maye Smith Nov 1972

Birding Has Place Amidst Household Tasks, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Accomplished Surfers Select Prosaic Spot For Passing Time Off Beaten Trail, Jessie Maye Smith Nov 1972

Accomplished Surfers Select Prosaic Spot For Passing Time Off Beaten Trail, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Kentucky Warbler (Vol. 48, No. 4), Kentucky Library Research Collections Nov 1972

Kentucky Warbler (Vol. 48, No. 4), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.