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Articles 1801 - 1830 of 2113
Full-Text Articles in Ornithology
Diving Birds Of North America: 2 Comparative Distributions And Structural Adaptations, Paul A. Johnsgard
Diving Birds Of North America: 2 Comparative Distributions And Structural Adaptations, Paul A. Johnsgard
Diving Birds of North America by Paul A. Johnsgard
The geographic distributions of the loons, auks, and grebes are primarily reflections of the evolutionary histories of each of the groups, past climatic and geologic phenomena, and present-day climatic and ecological conditions. Thus all the loons and auks are Northern Hemisphere birds, which presumably have never been able to bridge the tropical barrier into the Southern Hemisphere, where seemingly suitable breeding habitat might exist in, for example, southern South America and Tierra del Fuego. Indeed, the breeding distribution of the Northern American loons is distinctly arctic oriented, with the greatest species density north of the boundaries of arctic tundra in …
Diving Birds Of North America: Color Plates, Paul A. Johnsgard
Diving Birds Of North America: Color Plates, Paul A. Johnsgard
Diving Birds of North America by Paul A. Johnsgard
1. Arctic loon, adult in breeding plumage. Photo by author.
2. Red-throated loon, nesting adult. Photo by Kenneth W. Fink.
3. Yellow-billed loon, adult in breeding plumage. Photo by Kenneth W. Fink.
4. Common loon, nesting adult. Photo by Kenneth W. Fink.
5. Pied-billed grebe, adult in breeding plumage. Photo by author.
6. Least grebe, adult and young. Painting by Mark E. Marcuson.
7. Red-necked grebe, nesting adult. Photo by author.
8. Eared grebe, adults with young. Photo by Kenneth W. Fink.
9. Horned grebe, nesting adult. Photo by Kenneth W. Fink.
10. Western grebe, adult with young. Photo by …
Diving Birds Of North America [Complete Book], Paul A. Johnsgard
Diving Birds Of North America [Complete Book], Paul A. Johnsgard
Diving Birds of North America by Paul A. Johnsgard
Considering the great nostalgic attraction of such birds as the common loon for people who have lived at least part of their lives around the lakes of Canada and the northern United States, and given the endearing visual appeal of species like puffins and auklets, it is rather surprising that there are so few books on these groups of aquatic birds. During my childhood summers at our Minnesota lake cottage I used to spend hours watching loons and red-necked grebes, and I marveled at their wonderful diving ability and powerful voices. Much later, the wild puffins and massed breeding colonies …
Diving Birds Of North America: 6 Comparative Life Histories And Reproductive Success Rates, Paul A. Johnsgard
Diving Birds Of North America: 6 Comparative Life Histories And Reproductive Success Rates, Paul A. Johnsgard
Diving Birds of North America by Paul A. Johnsgard
It is now well recognized that, like behavior, a species' life history characteristics, such as age at sexual maturity, clutch sizes, and incubation, brooding, and fledging patterns, are evolved traits that may be strongly influenced by a variety of ecological factors. Within the auks, loons, and grebes one can find variations in the age at sexual maturity and time of first breeding ranging from as little as 1 to as many as 5 or 6 years, average clutch sizes that range from 1 to 4 eggs, and substantial variations in adult survival rates and maximum longevity. However, compared with such …
Wpa News 15 (1987), World Pheasant Association
Wpa News 15 (1987), World Pheasant Association
Galliformes Specialist Group and Affiliated Societies: Newsletters
WPA News (March 1987), number 15
Published by the World Pheasant Association
Proceedings Of Perdix Iv: Gray Partridge Workshop, Richard O. Kimmel, John W. Schulz, George J. Mitchell
Proceedings Of Perdix Iv: Gray Partridge Workshop, Richard O. Kimmel, John W. Schulz, George J. Mitchell
Galliformes Specialist Group and Affiliated Societies: Conference Proceedings
Foreword, John W. Schulz Introduction to Perdix IV, Ted W. Weins
The effect of insect abundance on gray partridge chick survivorship in New York, Jody W. Enck
Foods and feeding behavior of young gray partridge in Minnesota, Richard Erpelding, Richard O. Kimmel, and Drake J. Lockman
Are the results of research on the partridge in Britain relevant to the conservation of this species in North America? G. R. Potts
Imprinting: A technique for wildlife research, Richard O. Kimmel and W. M. Healy
The Wisconsin experiment: Perdix IX Workshop, Robert T. Dumke and William J. Vander Zouwen, Jr.
Gray partridge estabilshment …
Index To Volume 54
Nebraska Bird Review
Accipiter sp. 4
Adcock, Dorothy 64
Albino 20
Alexander, George and Irene 6
Alfred, Norris 15, 17, 31, 43, 49, 64
Allen, Betty 3
Ani, Groove-billed 30
Ants 26
Avocet, American 9, 12, 30, 31, 50, 79
. . .
Yellowlegs, Greater 12, 50
Lesser 13, 30, 50
sp. 13, 15, 50
Yellowthroat, Common 21, 30, 31, 34, 60, 79
Ziewitz, Jerry W., Whooping Crane Roost Site Characteristics on the Platte River, Buffalo County, Nebraska 36
Zlonke, Jack 58
“On Our Nebraska Records," Revisited, Wayne J. Mollhoff
“On Our Nebraska Records," Revisited, Wayne J. Mollhoff
Nebraska Bird Review
At the second annual meeting of the NOU, Dr. Robert H. Wolcott, one of our founders, presented a paper titled “On Migration Records and On Our Nebraska Records” (Proc. NOU 2:69, 1901), which included a plea for better documentation. He said, in part, “These problems must be met and answered in a spirit of scientific accuracy, if our conclusions are to carry weight with those living outside our borders. We must know what we know and record only what we know we know. We must be open at all times to conviction, but at the same time we must …
Nebraska Bird Review (December 1986) 54(4), Whole Issue
Nebraska Bird Review (December 1986) 54(4), Whole Issue
Nebraska Bird Review
Sharp-tailed Sandpiper and Ivory Gull Reported … 70
“. . . On Our Nebraska Records,” Revisited … 71
By-laws of the NOU Records Committee … 72
Writing a Documentation … 74
California Gull in Keith County, Nebraska … 77
Avian Cholera in the Panhandle, 1985–1986 … 78
1986 Fall Field Day … 79
Book Reviews … 80
Cassin’s Sparrow in Garden County … 80
Notes … 81
Proximity Nesting: The Great Horned Owl and Red-tailed Hawk … 84
Index to Volume 54 … 86
Proximity Nesting: The Great Horned Owl And Red-Tailed Hawk, Steve Shupe
Proximity Nesting: The Great Horned Owl And Red-Tailed Hawk, Steve Shupe
Nebraska Bird Review
Introduction: Forty-two nests of the Great Horned Owl (Bubo virginianus) and 78 nests of the Red-tailed Hawk (Buteo jamaieensis) were surveyed during a three-year ecological study (1982–84). In 11 instances nests of the two species overlapped the hunting areas of the other. Home ranges, in which most hunting takes place, have been defined by various authors (Miller, 1930; Baumgartner, 1939; Hagar, 1967). For this study Hawks and Owls nesting within one-half mile of each other were compared. The proximity nesting of these two species seemed likely to increase the possibility of predation upon the young of …
Writing A Documentation, Barbara L. Wilson
Writing A Documentation, Barbara L. Wilson
Nebraska Bird Review
As the previous article makes clear, the written documentation helps birdwatchers communicate clearly about unusual sightings. Preparing the report can even add to the excitement of the event as one settles into a comfortable chair with the field notes and paper, chortling “Wait ‘til they read about this!” Then one relives the whole experience while organizing one’s thoughts for writing. Those field notes are an important part of the process, for they keep small but critical details accurate. Train yourself to take some kind of notebook or paper into the field, though in a pinch the margin of a field …
Cassin’S Sparrow In Garden County, Thomas E. Labedz
Cassin’S Sparrow In Garden County, Thomas E. Labedz
Nebraska Bird Review
On 21 May 1986, while searching for evidence of breeding birds in atlas block 2G04 near Lisco, Garden County, Nebraska, I discovered a Cassin’s Sparrow (Aimophila cassinii). This sighting was at 5:20 PM Mountain Daylight Time, along the county road in the northeast corner of Section 11. I was driving slowly down the road and stopped to observe an odd sparrow. I nearly drove past, thinking it was another Grasshopper Sparrow (Ammodramus savannarum), which I had heard and seen all day. The sparrow, which appeared larger than a Grasshopper Sparrow, was perched on the low wire …
Sharp-Tailed Sandpiper And Ivory Gull Reported, Sandy Kovanda, Jim Kovanda, Bill Otto, Eldon Marsh, Barbara Marsh
Sharp-Tailed Sandpiper And Ivory Gull Reported, Sandy Kovanda, Jim Kovanda, Bill Otto, Eldon Marsh, Barbara Marsh
Nebraska Bird Review
SHARP-TAILED SANDPIPER. On 12 October 1986 we saw an unusual sandpiper, in company of three dowitchers, on the east side of Nebraska Highway 15, about half the distance between the Platte River and Octavia, Butler County. We thought the bird to be a juvenile Sharp-tailed Sandpiper (Calidris acuminata).
IVORY GULL. On 12 October 1986 we were birding six miles east and half a mile south of Brunswick, Antelope County. . . . We were sitting in our vehicle at the edge of the road, facing south, when a white gull appeared. . . . [W]e identified this bird …
“Book Reviews” From Nebraska Bird Review (December 1986) 54(4)
“Book Reviews” From Nebraska Bird Review (December 1986) 54(4)
Nebraska Bird Review
Bears and Men: A Gathering, William Mills, 108 pp., 9¼ x 9¼, Algonquin Books of Chapel Hill, Chapel Hill, NC, cloth $24. 95. The author’s pictures, mostly of polar bears, but with a few of seals, arctic fox, men and their machine, and two of Ptarmigan, are probably more important than the text, which describes a trip out from Churchill in a tundra buggy towing a dormitory accommodation, both supposedly (but not too) bear-proof. The trip was organized for those who were interested in photographing polar bears under relatively natural conditions. In the course of the narrative the author …
Masthead From Nebraska Bird Review (December 1986) 54(4)
Masthead From Nebraska Bird Review (December 1986) 54(4)
Nebraska Bird Review
Published quarterly in March, June, September, and December by the Nebraska Ornithologists' Union, Inc., as its official journal and sent to all members who are not in arrears for dues. Subscriptions (on calendar year basis only) are $10.00 per year in the United States, $12.00 per year in Canada and Mexico, and $12.50 per year in all other countries, payable in advance. Single copies are $3.00 each, postpaid, in the United States; $3.50 elsewhere.
Memberships (on a calendar year basis only): Student, $3.00; Active, $7.00; Sustaining, $15.00; Family Active, $10.00; Family Sustaining, $20.00; Life, $100.00.
All dues and subscriptions should …
Avian Cholera In The Panhandle, 1985–1986, Stephen M. Kerr
Avian Cholera In The Panhandle, 1985–1986, Stephen M. Kerr
Nebraska Bird Review
Between 28 November 1985 and 14 February 1986, over 2,500 waterfowl, 48 Wild Turkeys, and at least one Bald Eagle died due to avian cholera in an area from 5 miles west of Scottsbluff, Nebraska, to 5 miles west of Lingle, Wyoming.
On 28 November a severe snowstorm blanketed the North Platte River valley with 10 inches of snow and wind chills of –20°F. An estimated 50,000 Mallards were concentrated 5 miles west of Scottsbluff, at the headwaters of Spring Creek. The area consists of 2 small dredged channels, 10 feet wide and less than 3 feet deep, and surrounded …
By-Laws Of The Nou Records Committee
By-Laws Of The Nou Records Committee
Nebraska Bird Review
I. NAME. The name of the committee is the Nebraska Ornithologists’ Union Records Committee, hereafter referred to as “the committee.”
II. STATEMENT OF PHILOSOPHY. This committee exists to serve the ornithological community in Nebraska, not vice versa. It exists to promote and help maintain a high degree of quality and integrity in Nebraska ornithology. All Nebraska ornithologists should understand this and realize that for the committee to achieve these goals, it needs the support of all interested persons. The committee should be regarded as a logical, convenient clearinghouse in regards to records of Nebraska birds. All ornithologists, professional and amateur, …
1986 Fall Field Day
Nebraska Bird Review
The 1986 Fall Field Day was held at the 4-H Camp at Halsey National Forest on 4 and 5 October. The cloudy, rainy weather, which had been rather general over the state the previous few days, cleared up (the last rain at Halsey was late Friday night), and Saturday and Sunday were clear, which pleased the 51 who attended. Of the rare bird reports submitted, the Lesser Goldfinch, by Jim Minyard, was ranked first, and the Laughing Gull, by Paul and Karla Kaufman, the Prairie-Chickens at Omaha, by Douglas Fritz, and the King Rail, by Wayne Mollhoff, were ranked next. …
“Notes” From Nebraska Bird Review (December 1986) 54(4)
“Notes” From Nebraska Bird Review (December 1986) 54(4)
Nebraska Bird Review
CORRECTION TO 1986 SPRING OCCURRENCE REPORT. The q and r tor Dark-eyed Junco in Column l should be in Column 2, and the explanations in the text should likewise be moved.
THE DESOTO NWR EIDERS. The March 1986 issue (NBR 54:10) reported Eiders, probably King or Common, at DeSoto NWR, and that photographs were being circulated for confirmation of the species.
NATIONAL WILDLIFE FEDERATION MIDWINTER EAGLE SURVEY. The 1986 survey total of 462 Bald Eagles is the second highest total reported for Nebraska, surpassed only by the 746 recorded during last year’s unusually mild winter.—Greg Wingfield, Nebraska Game and …
California Gull In Keith County, Nebraska, Mark A. Brogie
California Gull In Keith County, Nebraska, Mark A. Brogie
Nebraska Bird Review
The status of the California Gull (Larus californicus) in Nebraska has undergone a series of changes in recent years. Rapp et al. (1958) makes no mention of this species for Nebraska, although one was collected 19 March 1933 in Lancaster County (Hudson 1933) and is now an axial skeleton #ZM11152 in the University of Nebraska State Museum (Bray et al. 1986). Johnsgard (1980) lists the species as an extremely rare migrant or vagrant in most of Nebraska, while Rasche (1982) designates it as casual in spring and summer and accidental in autumn in northwestern Nebraska and southwestern South …
Wpa News 14 (1986), World Pheasant Association
Wpa News 14 (1986), World Pheasant Association
Galliformes Specialist Group and Affiliated Societies: Newsletters
WPA News (November 1986), number 14
Published by the World Pheasant Association
Eulimdana Rauschorum N. Sp., A Filarioid Nematode (Lemdaninae) From Larus Dominicanus In Antarctica, With Comments On Evolution And Biogeography, Eric P. Hoberg
Eulimdana Rauschorum N. Sp., A Filarioid Nematode (Lemdaninae) From Larus Dominicanus In Antarctica, With Comments On Evolution And Biogeography, Eric P. Hoberg
Harold W. Manter Laboratory of Parasitology: Faculty Publications
Eulimdana rauschorum n. sp. is described from southern black-backed gulls, Larus dominicanus Lichtenstein in Antarctica. The species is most similar to Eulimdana lari (Yamaguti, 1935) from Charadriiformes in the Holarctic. Males have spicules equal in length that are asymmetric in structure distally. There are 4-5 and 3-5 caudal papillae in rows to the right and left of the anus, and two small genital papillae at the posterolateral margin of the anus. Females have a variable number of prominent caudal papillae and large microfilariae (365 μm in length). The morphological similarities and host distribution of E. rauschorum and E. lari suggest …
Whooping Cranes In Blaine County, Wayne J. Mollhoff
Whooping Cranes In Blaine County, Wayne J. Mollhoff
Nebraska Bird Review
On 7 April 1986 John Manning, of Norfolk, and I observed a pair of Whooping Cranes (Grus americana) in southeastern Blaine County, about 20 miles west of Taylor. I was notified by a local rancher, who found them while feeding his cattle that morning. John and I were guided to where the birds were feeding in a field. We observed them from about 1400 to 1500 hours as they fed leisurely. About 1500 hours they took off and flew out of sight, heading toward the Middle Loup River. They were found again in the same field about 1745 …
Masthead From Nebraska Bird Review (September 1986) 54(3)
Masthead From Nebraska Bird Review (September 1986) 54(3)
Nebraska Bird Review
Published quarterly in March, June, September, and December by the Nebraska Ornithologists' Union, Inc., as its official journal and sent to all members who are not in arrears for dues. Subscriptions (on calendar year basis only) are $10.00 per year in the United States, $12.00 per year in Canada and Mexico, and $12.50 per year in all other countries, payable in advance. Single copies are $3.00 each, postpaid, in the United States; $3.50 elsewhere.
Memberships (on a calendar year basis only): Students, $.3.00; Active, $7.00; Sustaining, $15.00; Family Active, $10.00; Family Sustaining, $20.00; Life, $100.00.
All dues and subscriptions should …
“Book Reviews” From Nebraska Bird Review (September 1986) 54(3)
“Book Reviews” From Nebraska Bird Review (September 1986) 54(3)
Nebraska Bird Review
The Birds of Nebraska: A Critically Evaluated List, Tanya Bray, Barbara K. Padelford, and W. Ross Silcock, 112 pp., 5½ x 8½, paper, available from Barbara Padelford, Bellevue, Nebraska. The authors of The Birds of Nebraska have examined the records for the 445 species (including Clark’s Grebe) that have been listed for Nebraska (some in error), and classified them as to the reliability of the record and the frequency of occurrence.
Eskimo Curlew A Vanishing Species? J. B. Gollop, T. W. Barry, and E. H. Iversen, 160 pp., 5½ x 8½, Special Publication No. 17 of The Saskatchewan Natural …
1986 (Sixty-First) Spring Occurrence Report
1986 (Sixty-First) Spring Occurrence Report
Nebraska Bird Review
Three hundred and four species were recorded in this report, from 22 locations, compared to 296 from 22 in 1985, 293 from 13 in 1984, and 288 from 13 in 1983. The numbered columns are essentially spot checks (a one- or two-day visit to an area, or maybe more than one such visit) or unusual birds reported by visitors to the areas. The symbols used in these columns run from a, for January, through z, for July, and so give some guide to the time, although for the specific time and locality the comments for the particular column should be …
“Notes” From Nebraska Bird Review (September 1986) 54(3)
“Notes” From Nebraska Bird Review (September 1986) 54(3)
Nebraska Bird Review
GREATER SCAUP IN BOONE COUNTY. On 27 and 28 March 1986 I observed a male Greater Scaup (Aythya marila) 2.5 miles west, 1.5 miles south of Petersburg.—Wayne J. Mollhoff, Albion
PRAIRIE-CHICKENS. On 20 April 1986 I saw a couple of Prairie-Chickens 2 miles north of Eppley Airfield, on Abbott Drive and Crown Point Avenue, Omaha.—Douglas Fritz, Omaha
GLAUCOUS GULL. At about 6 PM on 4 April 1986 Tom Headley, Babs Baldinger, Nancy Thoenes, and I were at Lake North, north of Columbus. Tom saw a large white gull. We put the Questar on it and found that it …
Nebraska Bird Review (September 1986) 54(3), Whole Issue
Nebraska Bird Review (September 1986) 54(3), Whole Issue
Nebraska Bird Review
1986 (Sixty-first) Spring Occurrence Report … 46
Clark’s Grebe … 64
Book Reviews … 65
Whooping Cranes in Blaine County … 66
Notes … 67
Clark’S Grebe
Nebraska Bird Review
A Clark’s Grebe was taken in Keith County in June 1986, and is now in the State Museum.
Wpa News 13 (1986), World Pheasant Association
Wpa News 13 (1986), World Pheasant Association
Galliformes Specialist Group and Affiliated Societies: Newsletters
WPA News (July 1986), number 13
Published by the World Pheasant Association