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Articles 121 - 150 of 215
Full-Text Articles in Population Biology
Window Strike Bird Mortality On The University Of Nebraska – Lincoln City Campus, Thomas E. Labedz
Window Strike Bird Mortality On The University Of Nebraska – Lincoln City Campus, Thomas E. Labedz
Nebraska Bird Review
On May 25, 1915, in Lincoln, Lancaster County, Nebraska, a Gray-cheeked Thrush was “killed by flying against the library building on city campus” and was found by Robert H. Wolcott and prepared as a scientific study skin by Leroy M. Gates. This thrush is now ZM-6674 in the University of Nebraska State Museum (UNSM) Zoology collections. Birds are typically killed at low level buildings by flying into windows. This thrush is the first documented window strike death for what is now the University of Nebraska – Lincoln city campus. Based upon the UNSM bird collections I report on the last …
The Nebraska Bird Review, Volume 88 June 2020 Number 2
The Nebraska Bird Review, Volume 88 June 2020 Number 2
Nebraska Bird Review
Spring Field Report, March - May 2020, by W. Ross Silcock …46
Window Strike Bird Mortality on the University of Nebraska - Lincoln City Campus, by Thomas E. Labedz …75
Subscription and Organization Information…91
The Nebraska Bird Review, 2020 Annual Color Section
The Nebraska Bird Review, 2020 Annual Color Section
Nebraska Bird Review
Our theme this year is Odd Couples: two or more different species captured in the same photo frame. Examples appear on the first three pages of photos.
Blue Jay with Great Horned Owl in Plum Creek SRA, Dawson Co., 23 Dec. 2019. Photo by Elizabeth Winter.
Green Heron with Baltimore Oriole on Dark Island Trail, Merrick Co., June 2020. Photo by Colleen Childers.
Wilson’s Phalarope surrounded by Longbilled Dowitchers and Stilt Sandpipers along highway 30 east of North Platte, Lincoln Co., 12 May 2020. Photo by Boni Edwards.
Downy Woodpecker with Carolina Wren on suet feeder in photographer’s yard, La …
Winter Field Report, December 2019-February 2020, W. Ross Silcock
Winter Field Report, December 2019-February 2020, W. Ross Silcock
Nebraska Bird Review
As with any of these Seasonal Reports, there was plenty to entertain us and to contemplate this winter. The most obvious feature of this winter’s reports was the taxonomically widespread incidence of midwinter occurrences of species normally absent at that time. Snow, Ross’s, and Greater White-fronted Geese occurred in good numbers, and Jan to early Feb reports of dabbling and diving ducks often far from expected winter occurrence locations were notable. Among passerines, notable midwinter reports were of Gray Catbird, Brown Thrasher, and Northern Mockingbird, Nebraska’s first record for Feb of American Pipit, and 6th winter record of Lesser Goldfinch. …
2019-2020 Christmas Bird Counts, Don Paseka
2019-2020 Christmas Bird Counts, Don Paseka
Nebraska Bird Review
Mergansers reached a new high of 104 counted in nine circles, which topped the count of 97 from 2017. A single Surf Scoter was found in the Lower Platte circle, which was only the fourth time that this species has been found on a Nebraska CBC. Lone birds were also found at Lake McConaughy in 1999, 2010 and 2015. A good North Platte find were two Barrow’s Goldeneye. Several species, however, were counted in numbers much below the norm. The lone Wood Duck found at Branched Oak was the lowest count for that species since 2004, when they were missed …
Spring Field Report, March-May 2020, W. Ross Silcock
Spring Field Report, March-May 2020, W. Ross Silcock
Nebraska Bird Review
Although there were numerous early arrival dates, most were in the range of historically earliest expected dates; notable, however, was a lone record-early Whiterumped Sandpiper, nicely photographed. Record late by a month was a juvenile Redtailed (Harlan’s) Hawk, also confirmed by photo. Perhaps most prominent this spring were the large numbers of several species. Most eye-popping were record spring totals of 22 Glossy Ibises, 11 Yellow-bellied Flycatchers, 14 Veeries, including five in the Panhandle, 48 Gray-cheeked Thrushes, 20 Bay-breasted Warblers, not long ago a rare bird in spring, 45 Golden-winged Warblers and 27 Canada Warblers, both of which were about …
The Nebraska Bird Review, Volume 88 March 2020 Number 1
The Nebraska Bird Review, Volume 88 March 2020 Number 1
Nebraska Bird Review
Winter Field Report, Dec. 2019 - Feb. 2020, by W. Ross Silcock …2
2019-2020 Christmas Bird Counts …18, 27-41
Annual Color Photo Section …19-26
Annual Treasurer's Report for 2019, by Jan Johnson …42
Subscription and Organization Information …43
Index To Volume 87
Nebraska Bird Review
14 pages: Akers, Danny 108 to Zeglen, Nancy 45
2019 Hitchcock Raptor Banding Project In Perspective, Jerry Toll
2019 Hitchcock Raptor Banding Project In Perspective, Jerry Toll
Nebraska Bird Review
Hitchcock Nature Center in Pottawattamie County, north of Crescent, Iowa, is home to the Hitchcock HawkWatch and Raptor Banding Project. The Nature Center is in the heart of the Loess Hills which, together with the flat expanse of the Missouri River Valley to the west, provides the perfect conditions for creating the updraft that aids migrating birds. The Hawkwatch began in 1992, and every fall from September through December, birds-of-prey enthusiasts gather on the 45-foot observation tower to watch and count thousands of eagles, hawks, and other raptors as they migrate south. Every year since 2007, Sandy Reinken and I …
The Nebraska Bird Review, Volume 87 December 2019 Number 4
The Nebraska Bird Review, Volume 87 December 2019 Number 4
Nebraska Bird Review
Fall Field Report, August - November 2019, by W. Ross Silcock …118-138
2019 Hitchcock Raptor Banding Project in Perspective, by Jerry Toll …138-147
Imperial Fall Field Days, Sept 13-15, 2019 …148-152
Index to Volume 87 …153-166
Subscription and Organization Information …167
Imperial Fall Field Days, Janis Paseka
Imperial Fall Field Days, Janis Paseka
Nebraska Bird Review
The 2019 NOU Fall Field Days were held in Imperial, Chase County, on September 13 - 15, with 59 registered. Field trips were led by Mark Brogie, Bill Flack, and T. J. Walker to the Wauneta cemetery, Frenchman WMA, Hayes Center WMA, Enders Reservoir WMA and SRA, Champion Mill Lake, Swinging Bridge Arboretum, Church Grove Recreation Area, Rock Creek Lake SRA and Fish Hatchery, and Swanson Reservoir SRA and WMA. Among the highlights were Osprey, which were seen at several locations, Sabine’s Gull, Ferruginous Hawk, Burrowing Owl, Red-naped Sapsucker, Merlin, and Prairie Falcon. Anita Breckbill, Doctor of Musical Arts, head …
New Wilson’S Phalarope Nesting Record From The Central Platte River Valley, Mormon Island, Hall County, Nebraska, Andrew J. Caven, Bethany L. Ostrom, Aurora Fowler, Joshua D. Wiese, Kelsey C. King
New Wilson’S Phalarope Nesting Record From The Central Platte River Valley, Mormon Island, Hall County, Nebraska, Andrew J. Caven, Bethany L. Ostrom, Aurora Fowler, Joshua D. Wiese, Kelsey C. King
Nebraska Bird Review
The southeastern portion of the Wilson’s Phalarope’s (Phalaropus tricolor) breeding range encompasses parts of Nebraska (Colwell and Jehl 1994), including the Sandhills and northern Panhandle (Silcock and Jorgensen 2018). Additionally, there have been a number of breeding records from southcentral and southeastern Nebraska within the Rainwater Basin ecoregion since the mid-1990s (Mollhoff 2016, Silcock and Jorgensen 2018). However, there is very little evidence of regular breeding activity in the nearby Central Platte River Valley (CPRV), which spans from Chapman west to Overton, Nebraska, and is considered a globally important area for waterbirds (Johnsgard and Brown 2013, Silcock and Jorgensen 2018). …
Summer Field Report, June - July 2019, W. Ross Silcock
Summer Field Report, June - July 2019, W. Ross Silcock
Nebraska Bird Review
There was a lot to ponder this summer, including several notable breeding records of waterbirds, including the 3rd for Canvasback and an “unprecedented” breeding season for Eared Grebe in the Rainwater Basin. Intriguing summer occurrences that might presage or indicate nesting were large numbers of Redhead and Ring-necked Duck in larger wetlands, the 3rd Jun record of Dusky Flycatcher, first Jun record of Baird’s Sparrow, 3rd summer record of Ash-throated Flycatcher, and a Sage Thrasher in Jun in Kimball County. Additional breeding records of interest were the 10 Peregrine Falcons fledged at three Omaha sites, possible nesting by Mississippi Kites …
The Nebraska Bird Review, Volume 87 September 2019 Number 3
The Nebraska Bird Review, Volume 87 September 2019 Number 3
Nebraska Bird Review
Summer Field Report, June - July 2019, by W. Ross Silcock …74-95
2018 (30th) Report of the NOU Records Committee, by Mark A. Brogie … 96-109
New Wilson's Phalarope Nesting Record from the Central Platte River Valley, Mormon Island, Hall County, Nebraska by Andrew J. Caven, Bethany Ostrom, Aurora Fowler, Joshua D. Wiese, Kelsey C. King …110-114
Subscription and Organization Information …115
2018 (30th) Report Of The Nou Records Committee, Mark A. Brogie
2018 (30th) Report Of The Nou Records Committee, Mark A. Brogie
Nebraska Bird Review
2018 Additions/Deletions to the "Official List of the Birds of Nebraska”: There was one new species added in 2018. Fulvous Whistling-Duck (Dendrocygna bicolor) Accidental - Class 1-P. With this addition, the “Official List of the Birds of Nebraska” stands at 463 species.
2018 Changes in Frequency of Occurrence
Changes Involving Nebraska Species Due to Taxonomic Revisions
NOURC Accepted Records (Received in 2018)
NOURC Unaccepted Records (Received in 2018)
Spring Field Report, March - May 2019, W. Ross Silcock
Spring Field Report, March - May 2019, W. Ross Silcock
Nebraska Bird Review
There were many significant reports, including high and low numbers, early and late dates, out-of-range sightings including nesting, and, of course, rarities. High numbers were led by geese; an amazing 1.7 million Snows were estimated by acreage (!) and counts of 10,000 Greater White-fronted and 100,000 Canada Geese were near-record high counts for spring. A bit surprising as record spring counts were 3000 European Starlings and 3000 American White Pelicans. Nightjar surveys by Nebraska Game and Parks Commission and others yielded an amazing 40+ Chuck-will’s-widows in the southeast; Ruddy Turnstones put on a show with 85 in Platte Co; 127 …
Book Review: Sparrows Of North America By Rick Wright, W. Ross Silcock
Book Review: Sparrows Of North America By Rick Wright, W. Ross Silcock
Nebraska Bird Review
This book is a tour de force.
Not only is it a comprehensive summary of field identification, range, and taxonomy of species of the New World family Passerellidae, but the introductory paragraphs for each species, which describe the provenance of the English and Latin species names we know today, read like a historical novel that is a perfect vehicle for Wright to display his well-known erudition and could quite justifiably stand alone. Wright’s extensive research into often obscure places and sources that may be penetrated and interpreted only by one with his classical literary background is clear in these historical …
Nou Spring Field Days And Annual Meeting, Fairbury, May 17-19, 2019, Janis Paseka
Nou Spring Field Days And Annual Meeting, Fairbury, May 17-19, 2019, Janis Paseka
Nebraska Bird Review
The NOU Annual Meeting and Spring Field Days, organized by Jan Johnson, was held in Fairbury on May 17-19, 2019, with 64 in attendance. Our meetings and meals took place in the 4-H building at the Jefferson County Fairgrounds. Despite the forecast for rain, the weather was perfect on Saturday morning, with rain arriving only in the late afternoon. Wind made listening for nightjars difficult on both evenings and it continued to be a problem on Sunday, but the total species list for the meeting was 165. Field trips were led by Shari Schwartz, John Carlini, Bill Flack, and Ross …
The Nebraska Bird Review, Volume 87 June 2019 Number 2
The Nebraska Bird Review, Volume 87 June 2019 Number 2
Nebraska Bird Review
Spring Field Report, March - May 2019, by W. Ross Silcock …42-61
Book Review: Sparrows of North America by Rick Wright, reviewed by W. Ross Silcock …62-65
NOU Spring Field Days and Annual Meeting in Fairbury, May 17-19, 2019, by Janis Paseka … 65
Subscription and Organization Information …71
The Nebraska Bird Review, Volume 87 March 2019 Number 1
The Nebraska Bird Review, Volume 87 March 2019 Number 1
Nebraska Bird Review
NOU Annual Treasurer's Report for 2018, by Jan Johnson … 2
Winter Field Report, Dec. 2018 - Feb. 2019, by W. Ross Silcock …3
2018 - 2019 Christmas Bird Counts, by Don Paseka …15-16 & 25-38
Annual Color Photo Section …17-24
Subscription and Organization Information … 39
2018-2019 Christmas Bird Counts, Don Paseka
2018-2019 Christmas Bird Counts, Don Paseka
Nebraska Bird Review
Eighteen counts were held during the 2018-19 Christmas Bird Count season. This is two more than were done last season, which was the first time that as many as sixteen counts were held. This year no counts were postponed or cancelled, and the Beaver Valley Count was revived after a four year hiatus. Twelve of the counts were done during the first week of the count period. While the conditions for these early counts were mild and dry, heavy precipitation in late fall coupled with an early onset of cold weather in the first part of December resulted in little …
Annual Color Photo Section (2019)
Annual Color Photo Section (2019)
Nebraska Bird Review
LeConte's Sparrow, Little Salt Fork Marsh, Lancaster Co., 22 Oct. 2018. Photo by Ruth Stearns.
Harris's Sparrow and Whitecrowned Sparrow, Polk Co., 29 Oct. 2018. Photo by Jan Johnson.
Vesper Sparrow, Chimney Rock Road, Morrill Co., 18 Sept. 2017. Photo by Clem Klaphake.
Fox Sparrow, Mahoney State Park, Cass Co., 25 Feb 2019. Photo by Elizabeth Winter.
Adult Bald Eagle, Chalco Hills Recreation Area, Sarpy Co., 25 Jan. 2019. Photo by Mike Schilmoeller.
White-winged Dove, photographer's yard,Wahoo, Saunders Co., 19 May 2019. Photo by Joe Freeborn.
Juvenile Cooper's Hawk, midtown Omaha, Douglas Co,. 18 Aug. 2014. Photo by Craig Crews. …
Winter Field Report, December 2018 To February 2019, W. Ross Silcock
Winter Field Report, December 2018 To February 2019, W. Ross Silcock
Nebraska Bird Review
As has been the trend in recent winters, and despite the relative coolness of this winter, there were numerous examples of species north of expected midwinter ranges or present in higher numbers than usual in winter. The long list includes unexpected midwinter records of Tundra Swan, American Wigeon, Ring-necked Duck, Lesser Scaup, White-winged Dove, Sandhill Crane, Clark’s Grebe, Doublecrested Cormorant, Red-shouldered Hawk, and Yellow-bellied Sapsucker. Startling was the state’s first winter record of Sedge Wren, perhaps the biggest rarity of the season. And Eastern Meadowlark was documented in midwinter for the first time, although its presence in the southeast has …
Fall Field Report, August - November 2019, W. Ross Silcock
Fall Field Report, August - November 2019, W. Ross Silcock
Nebraska Bird Review
By far the most striking feature of this fall’s report is the large number of lingering migrants, a trend that is continuing and apparently increasing, especially among passerines. Editor Jan Paseka counted 17 uses of the word “tardy” and 43 of “late” or “latest”. It is tempting to relate this to the warmer environment and resulting increased availability of food items at higher latitudes and later dates than in previous years. A sad note: a startling occurrence in Gering, Scotts Bluff 20 Aug was described by Marie Smith: “We had a huge hailstorm around 10:30. The hail was probably pea …
The Effects Of Management Practices On Grassland Birds: An Introduction To North American Grasslands And The Practices Used To Manage Grasslands And Grassland Birds, Jill A. Shaffer, John P. Delong
The Effects Of Management Practices On Grassland Birds: An Introduction To North American Grasslands And The Practices Used To Manage Grasslands And Grassland Birds, Jill A. Shaffer, John P. Delong
Papers in Ornithology
Summary
The Great Plains of North America is defined as the land mass that encompasses the entire central portion of the North American continent that, at the time of European settlement, was an unbroken expanse of primarily herbaceous vegetation. The Great Plains extend from central Saskatchewan and Alberta to central Mexico and from Indiana to the Rocky Mountains. The expanses of herbaceous vegetation are often referred to as native prairie or native grasslands. Native grasslands share the characteristics of a general uniformity in vegetation structure, dominance by grasses and forbs, a near absence of trees and shrubs, annual precipitation ranging …
Sandhill Crane Activity In The Central Platte River Valley In Late May And Early June, Jenna M. Malzahn, Andrew J. Caven, Marin Dettweiler, Joshua D. Wiese
Sandhill Crane Activity In The Central Platte River Valley In Late May And Early June, Jenna M. Malzahn, Andrew J. Caven, Marin Dettweiler, Joshua D. Wiese
Nebraska Bird Review
In this report we discuss observations of Sandhill Cranes remaining in the Central Platte River Valley until early June 2018 and discuss potential explanations for this extended stay into the breeding season.
We detected two pairs of adult Sandhill Cranes in two different locations on 15 May 2018 (Table 1). We then detected three injured adult Sandhill Cranes in a third location on 16 May 2018 (Table 1). Two of the three Sandhill Cranes each had a missing leg and the third crane’s leg was broken above the tibiotarsal joint; however, all were still capable of foraging and flight. Later, …
Fall Field Report, August - November 2018, W. Ross Silcock
Fall Field Report, August - November 2018, W. Ross Silcock
Nebraska Bird Review
As far as birds go, this was a relatively quiet season, but, as usual, there was much of interest to chew on. Most important in any report are range changes, major changes in expected numbers or early and late dates, all of which relate directly to the status, positive or negative, of a given species.
Waterfowl in general were only average in numbers; new high counts are rare these days compared with numbers 20 or so years ago. Two winter finches, Common Redpoll and Red Crossbill, that normally arrive in late fall, were virtually unreported. Notable range expansions are under …
Northern Saw-Whet Owl (Aegolius Acadicus) Nest Box Project: The First Seven Years, Wayne J. Mollhoff
Northern Saw-Whet Owl (Aegolius Acadicus) Nest Box Project: The First Seven Years, Wayne J. Mollhoff
Nebraska Bird Review
This report summarizes the first seven years of the nest box project for the Northern Saw-whet Owl in Nebraska. The project was initiated with several goals in mind: 1) to document breeding in Nebraska, 2) to get an idea of the breeding range of saw-whet owls, and 3) to establish their breeding phenology. The project started in 2012 with the placement of 29 boxes. Six boxes were added in 2015, four more in 2016, and eight in 2017.
This study, along with an ongoing study in South Dakota (Drilling 2015), makes it appear that we share an isolated breeding population. …
2018 Fall Banding Migration Summary, Chadron State Park, Chris Murray
2018 Fall Banding Migration Summary, Chadron State Park, Chris Murray
Nebraska Bird Review
In order to better understand wild birds and their migration, Bird Conservancy of the Rockies conducted bird monitoring for the 11th straight year at our fall migration banding station in Chadron State Park within the Pine Ridge Region of Nebraska. Operated in collaboration with the Nebraska Game and Parks Commission, this station is open to the public and visited by school groups to serve as an outdoor classroom. Among our goals are to enhance the public’s appreciation of birds as well as their understanding of threats to bird survival and the role of science in bird conservation. Serving as an …
The Nebraska Bird Review, Volume 86 December 2018 Number 4
The Nebraska Bird Review, Volume 86 December 2018 Number 4
Nebraska Bird Review
Fall Field Report, August - November 2018, by W. Ross Silcock …146-167
Northern Saw-whet Owl (Aegolius acadius) Nest Box Project: The First Seven Years, by Wayne J. Mollhoff …168-174
Sandhill Crane Activity in the Central Platte River Valley in Late May and Early June, by Jenna Malzahn, Andrew J. Caven, Marin Dettweiler, Joshua D. Wiese .... 175-180
2018 Fall Banding Migration Summary, Chadron State Park, by Chris Murray …181-185
Ainsworth Fall Field Days, Sept. 14-16, 2018, by Janis Paseka …186-190
Index to Volume 86 …191-206
Subscription and Organization Information … 207