Index of Pennsylvania Birds articles by Title
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PB Index Title
104 Upland Sandpipers in Mercer County Page: 54
12:15 PM, "It Must be a Cattle Egret" Page: 48
1987 Pennsylvania Big Day...A new State Record Page: 35
3857 Raptors and SO MUCH MORE! Page: 12
ABC Guide to the 500 most important IBAs Page: 9
Abundance and Timing of Raptors During Spring Migration at Hawk Mountain, Pennsylvania, 1969 to 2016 Page: 188
Acceptance of Barnacle Goose to the Official List of the Birds of Pennsylvania Page: 194
Adventures of George Sutton, The Page: 166
Alan Brady: Personality Profile Page: 141
Alcid Records in Pennsylvania Page: 172
Almost Stilted Over a Reclusive Stilt Page: 66
American Avocet, Erie County Page: 57
American Kestrel nest box numbers from 2019 Page: 222
American Kestrel Nest Box Projects in Pennsylvania Results from the 2018 season Page: 25
American Kestrel Nesting Box Project in Warren County Page: 132
American Tree Sparrows in Pennsylvania (Part 1), Speculations on a 15-year decline, 1973-1987 Page: 90
American Tree Sparrows in Pennsylvania (Part 2), Large Fluctuations add another Mystery Page: 122
American Woodcock Habitat Survey Page: 123
An Accounting of Large Starling and Blackbird Flocks in Pennsylvania
and Regionally Page: 2
An Exciting Afternoon with a Gyrfalcon in Northhampton County November 11, 2018 Page: 88
An unusual American Goldfinch nest in a corn plant Page: 33
Anhinga Church Farm School Pond, Exton, Chester County Page: 64
Anhinga, Delaware County Page: 62
Anhinga, Montgomery County Page: 93
Annotated List of Cumberland County Birds Page: 138
Annotated List of Cumberland County Birds Page: 138
Annotated List of the Birds of Pennsylvania Page: 197
Annotated List of the Field-identifiable and Non-field-identifiable Bird Subspecies and Morphs of Pennsylvania, An Page: 178
Another Big Year Attempt Page: 178
Another Sooty Tern from Hurricane Fran Page: 109
Another Unique Rail Specimen from Southwestern Pennsylvania: a Clapper Rail Page: 14
Answer to Photo Quiz #13 Page: 123
Answer to Photo Quiz #29 Page: 186
Answer to Photo- Quiz #14 Page: 176
Appalachian Spring Page: 58
Appalachian Spring Page: 70
Arctic Tern, Berks County Page: 62
Arctic Tern, Bucks County Page: 93
Arctic Terns at Dashields Dam, Allegheny County Page: 74
Arctic Terns in Carbon County Page: 56
Arctic Terns in Elk County Page: 90
Arrival Dates of Eastern Phoebe in Pennsylvania, 1987 - 2007 Page: 96
Ash-throated Flycatcher in Lebanon County Page: 188
Ash-throated Flycatcher, Northampton County Page: 224
Atlas of Breeding Birds in Pennsylvania, Book Review Page: 140
Atlasing Along RoaringRun, Lycoming County Page: 54
Attempted Nesting of Three Species of Laridae at Presque Isle State Park Page: 79
Autumn Raptor Migration Summary 1987 Page: 143
Autumn Raptor Migration Summary 1988 Page: 158
Autumn Raptor Migration Summary 1989 Page: 158
Autumn Raptor Migration Summary 1990 Page: 173
Autumn Raptor Migration Summary 1991 Page: 187
Autumn Raptor Migration Summary 1992 Page: 181
Autumn Raptor Migration Summary 1993 Page: 54
Autumn Raptor Migration Summary 1994 Page: 73
Autumn Raptor Migration Summary 1995 Page: 193
Autumn Raptor Migration Summary 1996 Page: 207
Autumn Raptor Migration Summary 1997 Page: 210
Autumn Raptor Migration Summary 1998 Page: 170
Autumn Raptor Migration Summary 1999 Page: 190
Autumn Raptor Migration Summary 2000 Page: 210
Autumn Raptor Migration Summary 2001 Page: 218
Autumn Raptor Migration Summary 2002 Page: 162
Autumn Raptor Migration Summary 2003 Page: 269
Autumn Raptor Migration Summary 2004 Page: 223
Autumn Raptor Migration Summary 2005 Page: 198
Autumn Raptor Migration Summary 2006 Page: 177
Autumn Raptor Migration Summary 2007 Page: 168
Autumn Raptor Migration Summary 2008 Page: 200
Autumn Raptor Migration Summary 2009 Page: 178
Autumn Raptor Migration Summary 2010 Page: 168
Autumn Raptor Migration Summary 2011 Page: 190
Autumn Raptor Migration Summary 2012 Page: 196
Autumn Raptor Migration Summary 2013 Page: 191
Autumn Raptor Migration Summary 2014 Page: 199
Autumn Raptor Migration Summary 2015 Page: 193
Autumn Raptor Migration Summary 2016 Page: 199
Autumn Raptor Migration Summary 2017 Page: 204
Autumn Raptor Migration Summary 2018 Page: 199
Autumn Raptor Migration Summary 2019 Page: 230
Avian Architecture and What the Robin Knows Page: 82
Avian Conservation Plan for the Slippery Creek Watershed Page: 148
Avian Ecology and Conservation: A Pennsylvania Focus with National Implications Page: 135
Bahama Woodstar in Lancaster County Page: 78
Band-rumped Storm-Petrel (Oceanodroma castro) Found on the Shore of Lake Erie in Pennsylvania, A Page: 127
Band-rumped Storm-petrel Bald Eagle State Park, Centre County, Pennsylvania, 9/20/03 Page: 265
Banded Hummingbirds Page: 161
Banding Records from Pennsylvania - Part 3 - Flycatchers Page: 46
Banding Records from Pennsylvania - Part 4 - Waders Page: 84
Banding Records from Pennsylvania - Part 5 Loons, Grebes, and Cormorants Page: 157
Banding Records from Pennsylvania - Part 6 Corvids Page: 41
Banding Records from Pennsylvania - Raptors Page: 48
Banding Records from Pennsylvania Part Two - Vireos Page: 101
Barred Owl Note Page: 132
Behavior Notes, A Sharp-shinned Duck Hawk? Page: 96
Behavior Notes, Am. Woodcock Carrying Young Page: 96
Behavior Notes, House Finches Page: 96
Behavior Notes, Yellow-crowned Night-Heron Page: 95
Behavior of an American Bittern in Response to a Fox Page: 191
Behavioral Observations - American Crow Page: 122
Belated Report of Northern Gannet in Warren County Page: 133
Better Birding: Tips, Tools, and Concepts for the Field - Book Review Page: 14
Big Day 1988 - Bucks County Page: 50
Big Day 1988 - Centre County Page: 50
Big Day 1988 - York County Page: 50
Big Day 1989 A New Pennsylvania Record Page: 49
Bird Banding at Presque Isle State Park Page: 7
Bird Misidentification Page: 15
Bird-Kite Encounters Page: 194
Birder's Guide to Pennsylvania: Book Review Page: 213
Birding at the Hershey Medical Center Page: 90
Birding can be a Dirty Business Page: 64
Birding in Big (Kishacoquillas)Valley, Mifflin County Page: 80
Birding in PA Goes Electronic Page: 82
Birding in Wayne County Page: 74
Birding in Western Pennsylvania: Book review Page: 148
Birding the Mundane and Finding the Rare... First Record of a Pacific-slope Flycatcher East of the Mississippi Page: 135
Birds of Bear Meadows, Centre County Page: 214
Birds of Bucks County: Book Review Page: 129
Birds of Central Pennsylvania - Book Review Page: 187
Birds of Delaware County, Pennsylvania, BOOK REVIEW Page: 127
Birds of Eastern North America: A Photographic Guide Page: 25
Birds of Erie County Page: 76
Birds of Hawaii, New Zealand, and the Central and West Pacific Page: 197
Birds of North America and Greenland Page: 197
Birds of Ohio - Book Review Page: 3
Birds of Pennsylvania, The - Sneak Preview Page: 128
Birds of Pennsylvania, The; BOOK REVIEW Page: 13
Birds of Pennsylvania: Review Page: 113
Birds of Prey of the East: A Field Guide Page: 84
Birds of Prey of the West: A Field Guide Page: 84
Birds of South America: Passerines - Book Review Page: 208
Birds of the Central Susquehanna Valley Page: 132
Birds of the Lehigh Valley and Vicinity Page: 154
Birds of The Lehigh Valley and Vicinity: BOOK REVIEW Page: 169
Birds of Western North America: A Photographic Guide Page: 25
Birdwatcher: The Life of Roger Tory Peterson Page: 30
Black Guillemot (Berks) Page: 197
Black Rail in Berks County Page: 80
Black Rail Lebanon County Page: 89
Black Skimmer - Delaware County Page: 219
Black Vulture (Coragyps atratus) Nesting in Lebanon County Page: 127
Black-and-white Warbler Nest, Venango County Page: 51
Black-backed Woodpecker, Pike County Page: 88
Black-capped Chickadee Irruptions in Pennsylvania. Page: 174
Black-capped Petrel, Butler and Somerset Counties Page: 152
Black-headed Grosbeak Lancaster County Page: 36
Black-legged Kittiwake, Montour County Page: 135
Black-throated Gray Warbler Berks County Page: 20
Black-throated Gray Warbler in Cumberland County Page: 188
Blue Grosbeak, Fourth County Record for Northampton County Page: 120
Blue Jays and Russian Roulette Page: 116
Bluebird Effect: Uncommon Bonds with Common Birds, The Page: 147
Bohemian Waxwing, Allegheny and Erie Counties Page: 134
Bonaparte's Gull Migration in Southwestern Pennsylvania - Understanding "The April 10 Effect" Page: 67
Book Review: Bird Brain: An Exploration of Avian Intelligence Page: 78
Book Review: Birds of Chile: A Photo Guide Page: 27
Book Review: FAR FROM LAND: The Mysterious Lives of Seabirds Page: 238
Book Review: How to Be an Urban Birder Page: 170
Book Review: LISTENING TO A CONTINENT SING: Birdsong by Bicycle from the Atlantic to the Pacific Page: 97
Book Review: Waterfowl of North America, Europe, and Asia Page: 148
Brant Flight -Weather Related Observations in Erie, Crawford, and Somerset Counties Page: 231
Breeding Bird Survey Fifty 3-minute counts at one location Page: 46
Breeding Dickcissel Behavior Page: 139
Breeding Ruddy Duck and Pied-billed Grebe in Northampton County Page: 144
Breeding Season Record of a Short-eared Owl Clearfield Co. Page: 53
Breeding Success of American Kestrels Nesting in Boxes in Eastern Pennsylvania, 1987-1994 Page: 138
Brewer's Blackbird, Erie County Page: 142
Brewer's Blackbird, Huntingdon County Page: 25
Brewer's Blackbird, Northampton County Page: 143
Brumbaugh Homestead Page: 2
Brush Mountain Notebook Page: 90
Bullock's Oriole (Icterus bullockii) in Juniata County Page: 166
Bullock's Oriole, Lancaster County Page: 18
Bullocks Oriole in Montgomery County Page: 29
Call the Answer Man! Page: 94
Can You Hear Blue-winged Warblers? Page: 114
Carolina Wens at Pittsburgh, 1970-1988 Page: 3
Carolina Wrens in Pennsylvania Page: 86
Carr's Recreation Park, Berks: Site Guide Page: 143
Case of the Mystery Sharp-tailed Sparrow, The Page: 2
Casper and His Ghostly Friends Glaucous and Iceland Gulls in Northampton County Page: 16
Cave Swallow (Mercer) Page: 198
Cave Swallow (Petrochelidon fulva) at Roderick Wildlife Reserve, Erie County, PA 13 Nov 2005 Page: 194
Cave Swallow - Chester County Page: 222
Cave Swallow - First for Philadelphia County Page: 215
Cave Swallow Cumberland County Page: 152
Century of Birdlife in Berks County, Pennsylvania, A; Book Review Page: 10
Changes in Breeding Birds in Fort Washington State Park, Pennsylvania 1959-2003 Page: 70
Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey Page: 118
Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey (Addendum) Page: 192
Chase for a Sabine's Page: 216
Checklist of Birds for Lycoming and Clinton Counties Page: 126
Checklist of the Birds of Blair County Page: 216
Checklist of the Birds of Delaware County Page: 140
Chester County Big Year Page: 192
Christmas Bird Count in Pennsylvania, The 1992-1993 Page: 152
Christmas Bird Count in Pennsylvania, The 1994-1995 Page: 183
Christmas Bird Count in Pennsylvania, The 1995-1996 Page: 170
Christmas Bird Count in Pennsylvania, The 1996-1997 Page: 186
Christmas Bird Count in Pennsylvania, The 1997-1998 Page: 192
Christmas Bird Count in Pennsylvania, The 1998-1999 Page: 64
Christmas Bird Count in Pennsylvania, The 1999-2000 Page: 173
Christmas Bird Count in Pennsylvania, The 2000-2001 Page: 194
Christmas Bird Count in Pennsylvania, The 2001-2002 Page: 202
Christmas Bird Count in Pennsylvania, The 2002-2003 Page: 6
Christmas Bird Count in Pennsylvania, The 2003-2004 Page: 8
Christmas Bird Count in Pennsylvania, The 2004-2005 Page: 35
Christmas Bird Count in Pennsylvania, The 2005-2006 Page: 7
Christmas Bird Count in Pennsylvania, The 2006-2007 Page: 2
Christmas Bird Count in Pennsylvania, The 2007-2008 Page: 20
Christmas Bird Count in Pennsylvania, The 2008-2009 Page: 9
Christmas Bird Count in Pennsylvania, The 2009-2010 Page: 8
Christmas Bird Count in Pennsylvania, The 2010-2011 Page: 9
Christmas Bird Count in Pennsylvania, The 2011-2012 Page: 2
Christmas Bird Count in Pennsylvania, The 2012-2013 Page: 2
Christmas Bird Count in Pennsylvania, The 2013-2014 Page: 7
Christmas Bird Count in Pennsylvania, The 2014-2015 Page: 9
Christmas Bird Count in Pennsylvania, The 2015-2016 Page: 10
Christmas Bird Count in Pennsylvania, The 2016-2017 Page: 2
Christmas Bird Count in Pennsylvania, The 2017-2018 Page: 13
Christmas Bird Count in Pennsylvania, The 2018-2019 Page: 14
Christmas Bird Count in Pennsylvania, The1993-94 Page: 137
Chumming for Longspurs Page: 137
Cinnamon Teal, Lancaster County Page: 218
Clapper Rail in Pa. Page: 88
Clarification, A Page: 192
Clarion County Birdlist Page: 123
Clay-colored Sparrow, Erie County Page: 71
Cliff Swallows Use Artificial Nests at Center Bridge, Bucks County Page: 55
Clunky-shaped Bird, The Page: 58
Comments on 2016 Birding in PA Page: 220
Common Black-headed Gull in Erie County Page: 130
Common Black-headed Gull in Erie County Page: 57
Common Raven Nest in Cumberland County Page: 90
Common Tern recolonization attempt at Presque Isle an update Page: 152
Conejohela Flats - Habitat in Danger Page: 145
Confessions of a Peregrine Addict Page: 122
Confirmed Nesting of N. Mockingbird in Lawrence Page: 144
Confirmed Nesting of Osprey in Centre and Clinton in 2018 Page: 12
Cooper's Hawk Utilizing Carrion Page: 215
Cooper's Hawk, banded in PA, recovered in New Brunswick Page: 10
Cory's Shearwater, Lycoming County Page: 152
Cory's Subspecies Determined Page: 206
Cowbird Dilemma, The Page: 147
Crossley ID Guide: Eastern Birds, The Page: 150
Dark Morph "Western" Red-tailed Hawk, Centre County Page: 6
Dark-morph Broad-winged Hawk, Delaware County Page: 136
Dark-morph Red-tailed Hawk, Northampton County Page: 22
Day on Dutch Mountain, A Page: 3
Dickcissels in Lawrence & Venango Counties Page: 90
Difficult Dowitcher in Beaver County, A Page: 170
Digiscoping: Adding a New Dimension to Birding Page: 184
Discovery of a Blackpoll Warbler Nest Page: 128
Distribution Changes of Red-tailed Hawks in Pennsylvania and Regionally Page: 193
Documentation of Annas Hummingbird in Berks County Page: 81
Documentation of Bicknell's Thrush for P.O.R.C. Page: 47
Documentation of Clay-colored Sparrow Breeding at Piney Tract, Clarion County Page: 63
Documenting Rare Birds in Pa. - Part 1 Page: 63
Documenting Rare Birds: What the Records Committee Needs Page: 98
Early Arrival Dates for Eastern Phoebe 1987-1990 Page: 17
Early Late Osprey Flight, The Page: 50
Eastern Bluebird Nesting Success in Parkway Systems of Large Municipalities Page: 45
Eastern Pennsylvania Birding and Wildlife Guide Page: 148
Eastern Race of Palm Warbler in Erie County Page: 66
Effects of Climate Change on Bird Migration in Erie County Page: 83
End of a Free Lunch Page: 51
Eurasian Collared-Dove, Crawford County Page: 155
European Robin (Erithacus rubecula) in Bucks County Page: 29
Evidence for West Nile Virus-Related Avian Declines in Pennsylvania Page: 2
Evolution of a "Bird Pest" Page: 148
Examining the Christmas Bird Count in Pennsylvania, 19001995 Page: 50
Falcon wanderings: Daily Movements of Five Juvenile Peregrine Falcons Page: 168
Fall 2007: A Saw-whet Owl Flight of Historic Proportions Page: 162
Fall Shorebirding at Green Lane Reservoir, Montgomery County Page: 131
Fallout of Horned Grebes during a Snowstorm, A Page: 61
Field Guide to Non-birds, A Page: 107
Field List of the Birds of Western Pennsylvania and Adjacent Regions Page: 132
Fifty years of shorebirds at Shenango Reservoir, Mercer County, 1965-2015 Page: 146
Finding Sandhill Cranes in Western Pennsylvania Page: 90
Fine Art of Documentation, The Page: 6
First Breeding Colony of Herring Gulls in PA Page: 34
First Breeding Record of Sandhill Crane for Pennsylvania Page: 91
First confirmed breeding record of Virginia Rail in Allegheny County Page: 136
First confirmed breeding record of Virginia Rail in Allegheny County Page: 136
First Confirmed Evening Grosbeak Nest in Pa. Page: 133
First Confirmed Loggerhead Shrike Nesting in Pennsylvania Since 1934 Page: 65
First Confirmed Nesting of Common Raven in the Pocono Mountains, Monroe Co. Page: 53
First Confirmed Nesting of Prothonotary Warbler in Cumberland County Page: 168
First Documented Nesting Record for American Bittern (Botaurus lentginosus) for Sullivan County, Pennsylvania Page: 145
First Documented Nesting Records of Hooded Merganser in Berks County, PA Page: 68
First Documented Record of American Oystercatcher in Pennsylvania, Carbon Co. Page: 51
First Documented Record of Black-bellied Whistling-Ducks for Pennsylvania, Indiana & Westmoreland Cos. Page: 50
First Documented Record of Summering Winter Wrens in Philadelphia Page: 119
First Double-crested Cormorant Nesting in Pennsylvania Page: 151
First Live Great Gray Owl in the 20th Century, Warren County Page: 10
First Nesting Record of Ruddy Duck (Oxyura jamaicensis) in Berks County, Pennsylvania Page: 142
First Pennsylvania Breeding Record for Great Black-backed Gull - Tinicum Township, Delaware County Page: 129
First Pennsylvania Record of Ancient Murrelet, Berks County Page: 143
First Pennsylvania Record of Gray Kingbird Page: 8
First Pennsylvania Record of MacGillivray's Warbler Page: 11
First Pennsylvania Record of Mew Gull, Berks County Page: 7
First Pennsylvania Record of Pacific Loon, Erie County Page: 144
First Pennsylvania Record of Ross' Goose, Lancaster County Page: 19
First Record of Loggerhead Shrike since 1982 in Erie County Page: 24
First Record of Ross' Gull for Pa. York County Page: 87
First Record of Scott's Oriole for Pennsylvania Page: 26
First Record of Sedge Wren wintering in Pennsylvania Page: 29
First Sandhill Crane Sighting in Centre County Page: 61
First Successful Ring-billed Gull (Larus delawarensis) Nesting in Pennsylvania, The Page: 62
First Verifiable Pennsylvania Record of Le Conte's Sparrow, Westmoreland County Page: 157
First White-winged Dove Record for Pennsylvania, Erie County Page: 95
First Winter Record of Forster's Tern in Pennsylvania, Erie County Page: 24
Flame Crests of Winter Page: 4
Flycatcher in the Honeysuckle Bush, The Page: 222
Fork-tailed Flycatcher in Pennsylvania, A Page: 128
Fourth Pennsylvania and Fourth Lancaster County Record of Ross' Goose, Lancaster County Page: 6
Fox Sparrow Fallout Due To a Late Winter Storm Page: 78
Franklin's Gull, Lancaster County Page: 139
Fred MearsPersonality Profile Page: 126
Frogs at the Knob Page: 113
From the files of PORC: Arctic Tern identification Page: 152
From the Files of PORC: Swainson's Hawk and Mississippi Kite Identification Page: 160
Future Breeders in Pa.? Page: 138
Future Breeders in Pa.? More Guesses Page: 208
Gerald M. Mcwilliams - Personality Profile Page: 55
Glossy Ibis in Dauphin County Page: 50
Grail Bird, The - Book Review Page: 126
Grassland Birding on Old Strip Mine Sites near Sligo, Clarion Co. PA Page: 156
Grassland Birds, Adams County Page: 94
Great Avian Depression, The Page: 61
Great Blue Heron and Bald Eagle Nesting Update Page: 58
Great Blue Heron Catches Snake in January Page: 7
Great Blue Heron Five-Year Statewide Survey Results, 2007-08 Page: 156
Great Blue Heron Rookery on the Clarion River Page: 66
Great Blue Heron x Great Egret in Washington County Page: 72
Great Cormorants at Martins Creek, Northampton County, First County Record Page: 145
Great Dickcissel Flyway, The Page: 146
Great Milton Crow War, The Page: 123
Greater Sandhill Crane in Pennsylvania, The Page: 3
Greater Shearwater Puffinis gravis, Berks County, First Documented Record for Pennsylvania Page: 126
Greater White-fronted Goose Invasion of 2016, The Page: 64
Green Lane Reservoir/Upper Perkiomen Valley Parks, Site Guide, Montgomery County Page: 148
Green-tailed Towhee in Bucks County Page: 7
Green-tailed Towhee Juniata County Page: 154
Green-tailed Towhee, Montgomery County Page: 218
Guide to Gardening for Life in Southeastern Pennsylvania: Review Page: 159
Gull-billed Tern, Lancaster County Page: 147
Gull-billed Tern, Lancaster County Page: 153
Gulls of the World: A Photographic Guide Page: 208
Gypsy Moth Predators Page: 95
Habitat restoration for the federally endangered Great Lakes Piping Plover at Presque Isle State Park, Erie County, Pennsylvania Page: 2
Hammond's Flycatcher, Northampton County Page: 237
Harlequin Duck in Huntingdon County Page: 107
Harlequin Duck, Erie County Page: 57
Harold B. Morrin Personality Profile Page: 11
Harris' Sparrow, Franklin County Page: 127
Hawk Mountain Incident, The (Townsend' Solitaire) Page: 126
Hawk Mountain Petrel": First Pennsylvania Record, but Which Species?, The " Page: 2
Hawk Watch Sites of Pennsylvania Page: 8
Hawk Watch A Video Guide To Eastern Raptors: DVD REVIEW Page: 171
Hawks at a Distance Page: 77
Hawkwatch Report (Lancaster) Page: 21
Help Wanted: Volunteers for Wildlife Bird Projects Page: 161
Herring Gull Attacks Red-breasted Merganser Page: 144
History of Northern Bobwhites in Pennsylvania, A Page: 58
Hoary Redpoll, Lancaster County Page: 18
How Many Birds Come to Your Feeder? Page: 125
How to be a Better Birder - Book Review Page: 195
How to Report Rare Birds Page: 57
Hudsonian Godwit, Lehigh County Page: 155
Hurricane Fran's Fallout Page: 138
Hurricane Isabel's Birds with notes on previous tropical storms and storm related birds Page: 246
Hurricane Sandy in Pennsylvania: 29-31 October 2012 Page: 204
Hybrid Cinnamon x Blue-winged Teal, Washington County Page: 95
Identification of a challenging empidonax flycatcher resolved Page: 186
Identification of the Burket Triple HybridBrewster's/Chestnut-sided Warbler, The Page: 223
Immature Trumpeter Swan at Blue Marsh Lake, Berks County Page: 89
Impacts of Water Level Flucuation for Fishery Management on Waterfowl Usage and Brood Production Page: 7
Imperial GrasslandsSite Overview and a Summary of Bird Records, The Page: 2
Important Bird Areas in Pennsylvania. A Guide to Identifying and Conserving Critical Bird Habitat, BOOK REVIEW Page: 97
In Memorium - Merrill Wood Page: 104
Indigo Bunting, Westmoreland County Page: 28
Introduction to the Black-capped Petrel, An Page: 2
Invasion of the Varied Thrushes, The Page: 16
Inventory Program for Birds at Pennsylvania National Parks Page: 70
Iona/Reistville farm ponds, Site Guide, Lebanon County Page: 54
It's Called a What? Page: 109
Jack Sprat Syndrome, The Page: 90
Jaeger (Pomarine or Parasitic), Erie County Page: 98
John James Audubon: The Making of an American Page: 190
John Kirk Townsend: Collector of Audubon's Western Birds and Mammals Page: 185
Joseph A. GromPersonality Profile Page: 88
Joys of Atlasing, The Page: 5
Kaufman Focus Guides Birds of North America: Book Review Page: 50
Kaufman's Focus Guide, Butterflies of North Amerioca: Review Page: 277
Keeping Records Page: 133
King Eider, Erie County Page: 20
King Rail Breeding in Western Pennsylvania Page: 89
King Rail Sighted, Tioga County Page: 96
Kinglet Survival Huntingdon County Page: 19
Kirtland's Warbler Indiana County Page: 108
Kirtland's Warbler, Franklin County Page: 85
Lake Ontelaunee, Berks County, Site Guide Page: 13
Landowner Best Source of Information, The Page: 6
Large Catharus Thrush Migration in Hamburg, Berks Co., Pa. Page: 99
Large Number of Hudsonian Godwits in Northampton County, Pennsylvania Page: 221
Lark Bunting - Erie County Page: 110
Lark Sparrow, Allegheny County Page: 85
Late nesting Woodpecker Page: 227
Late Yellow Warbler, A, Centre County Page: 218
Laughing Gull, Warren County, First County Record Page: 149
Lawrence's Warbler, Erie County Page: 100
Leaser Lake - Lehigh County Page: 51
Least Tern: A probable First County Record Montgomery Co. Page: 54
Leconte's Sparrow in Delaware County Page: 34
LeConte's Sparrow, Lancaster County Page: 17
LeConte's Sparrow, Lawrence County Page: 28
Less than Lesser Goldfinch, The Page: 129
Lesser Sandhill Crane (Grus canadensis canadensis) Erie County Page: 6
Leucism - White or Washed-Out? Page: 188
Leucistic Barn Swallows Page: 189
List of the Birds of Warren County Page: 31
List of the birds of Washington County Page: 157
Long Pond, Pocono Plateau, Monroe County: Site Guide Page: 146
Long-billed Curlew, Erie County Page: 196
Long-eared Mini, The Page: 51
Long-tailed Jaeger, Erie County Page: 98
Long-tailed Jaeger, Somerset County Page: 195
Looking for Gulls in Berks County Page: 12
Luring Purple Martins Page: 133
Magical day at Bald Knob, A Page: 190
Magnolia Warbler Trap Page: 215
Marbled Godwit, Lancaster County Page: 120
Marsh Monitoring Program Needs You Page: 220
Merlin: Expansion of Breeding Range into Pennsylvania Page: 226
Mifflin County Eagles Page: 131
Migrant Numbers may not be What They Seem Page: 131
Migration of Western and Yellow Palm Warblers at Powdermill Nature Reserve, Westmoreland County, Pennsylvania Page: 160
Miracle at Imperial Page: 207
Mississippi Kite in Beaver County Page: 82
Mississippi Kite, Erie County Page: 47
Mississippi Kite, Franklin/Fulton Counties Page: 21
Modeling the Potential Impacts of Climate Change on the Summer Distributions of Pennsylvania's Nongame Birds Page: 179
Mont Clare Canal Montgomery County Page: 118
More Notes on the Sandhill Cranes Page: 137
More Predictions Page: 93
Most Documented Record of a Hoary Redpoll in Pa., A Page: 11
Mother of All Bird Alerts: A Cautionary "Tail", The Page: 65
Mr. Floyd and Mr. Franklin Page: 91
Murder at the Feeder? Page: 54
Mute Swans in Clarion County Page: 154
My Listening Point Page: 11
Natural Pocono Mountains, The Page: 77
Nature Watch: Erie Pennsylvania and Nearby Areas 1985-1995, Book Review Page: 146
Neotropical Migrants in Pa. Page: 2
Neotropical Migrants in Pennsylvania, Evidence of Absence or Absence of evidence? Page: 201
Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania Page: 150
Nesting Red-headed Woodpeckers in Sullivan County - 1998 Page: 59
Nesting Short-eared Owls at Imperial Page: 216
New Craze: A Hawkwatching Party, A Page: 129
New Longevity Record for a wild Red-tailed Hawk Page: 52
News from the AOU...Splits, etc. Page: 188
Next 10 New Species for Pennsylvania, The Page: 194
Ninth Record of Harlequin Duck, Erie County Page: 20
Northern Finches and the Red-breasted Nuthatch in the Pennsylvania Christmas Bird Count Page: 187
Northern Hawk Owl, Wayne County Page: 16
Northern Wheatear, Bucks County Page: 137
Northern Wheatear, Juniata and Lebanon Counties Page: 225
Note on Cuckoos in Butler County, A Page: 174
Note on Hooded Merganser Breeding in Pennsylvania and Nearby States, A Page: 205
Note on the Spring Passage, A Page: 77
Notes form the Route 183 Lookout Page: 131
Notes on 20 Years of Breeding Bird Surveys in Rothrock State Forest Page: 146
Notes on Common Terns and their recent attempt to nest at Presque Isle Page: 138
Notes on the Extermination of the Wild Pigeon Page: 132
Notes on the Physical Characteristics and Behavior of Peregrine Falcons in the Wyoming Valley (Luzerne County) Page: 179
Observations During the Breeding Season of the Common Snipe in Lawrence and Mercer Counties of Western Pennsylvania Page: 42
Occurrence and Identification of Greater White-fronted Goose in Pennsylvania Page: 164
Occurrence of Dickcissels in Western Pennsylvania during the 1988 Nesting SeasonIts Possible Bearing on the Species' Unusual History in Eastern North America Page: 83
Occurrence of Wing-tagged Trumpeter Swan (Olor buccinator) in Pennsylvania and New York Page: 47
Official List of the Birds of Pennsylvania Page: 184
Official List of the Birds of Pennsylvania Page: 23
Official List of the Birds of Pennsylvania - 1990 Page: 51
Official List of the Birds of Pennsylvania - 1995 Page: 118
Official List of the Birds of Pennsylvania - 2000 Page: 105
Official List of the Birds of Pennsylvania - 2011 Page: 152
Ohiopyle State Park, Cross-country Ski Area, Site Guide, Fayette County Page: 138
Old Days": Or, How I Learned to Love the Spruce Budworm, The " Page: 124
Ornithological Technical Committee Meeting Summary Page: 134
Ornithological Technical Committee Meeting Summary Page: 190
Ornithological Technical Committee Meeting Summary Page: 221
Ornithological Technical Committee Meeting Summary Page: 3
Osprey Attempt to Nest in Clarion County Page: 90
Osprey Nesting in Southwestern Somerset County Page: 62
Osprey Surprise Page: 144
Our Friend, Jesse Page: 48
Our Pennsylvania Big Year 1986, Part Four Page: 121
Our Pennsylvania Big Year 1986, Part One Page: 12
Our Pennsylvania Big Year 1986, Part Three Page: 88
Our Pennsylvania Big Year 1986, Part Two Page: 52
Our Work Must Continue! Page: 9
Owls of the North: A Naturalist's Handbook Page: 97
Owls of the Pennsylvania CBCs Page: 130
P.O.R.C. Nominations Sought Page: 130
Pa.'s Species of Special Concern Update Page: 126
Pacific Loon, Lancaster County Page: 133
Pacific Loon, Montgomery County Page: 92
Pacific Slope Flycatcher, Lancaster County Page: 142
Pale Form of Field Sparrow Page: 60
Parasitic Jaeger - Presque Isle State Park, Erie County Page: 157
Parasitic Jaeger, Erie County Page: 97
Parrots of the World Page: 198
Partial Remains of Thayer's Gull from Presque Isle State Park, Erie County Page: 72
Participating in the Grassland Bird Survey Page: 17
Passenger Pigeon, The - Book Review Page: 87
Pennsylvania Bird Clubs - Concocoheague Audubon Society and The Greater Wyoming Valley Audubon Society Page: 37
Pennsylvania Bird Clubs- Birding Club of Delaware County and the Presque Isle Audubon Society Page: 183
Pennsylvania Bird Foray, Susquehannock State Forest, Potter County, 11-12 June 1999 Page: 81
Pennsylvania Bird Lists Report -- 2017 Page: 216
Pennsylvania Birdlists, The 1988 Page: 16
Pennsylvania Birdlists, The 1989 Page: 10
Pennsylvania Birdlists, The 1990 Page: 8
Pennsylvania Birdlists, The 1991 Page: 22
Pennsylvania Birdlists, The 1992 Page: 12
Pennsylvania Birdlists, The 1993 Page: 24
Pennsylvania Birdlists, The 1994 Page: 17
Pennsylvania Birdlists, The 1995 Page: 6
Pennsylvania Birdlists, The 1996 Page: 14
Pennsylvania Birdlists, The 1997 Page: 53
Pennsylvania Birdlists, The 1998 Page: 24
Pennsylvania Birdlists, The 1999 Page: 19
Pennsylvania Birdlists, The 2000 Page: 12
Pennsylvania Birdlists, The 2001 Page: 8
Pennsylvania Birdlists, The 2002 Page: 187
Pennsylvania Birdlists, The 2003 Page: 27
Pennsylvania Birdlists, The 2004 Page: 12
Pennsylvania Birdlists, The 2005 Page: 206
Pennsylvania Birdlists, The 2006 Page: 34
Pennsylvania Birdlists, The 2007 Page: 174
Pennsylvania Birdlists, The 2008 Page: 207
Pennsylvania Birdlists, The 2009 Page: 189
Pennsylvania Birdlists, The 2010 Page: 177
Pennsylvania Birdlists, The 2011 Page: 200
Pennsylvania Birdlists, The 2012 Page: 185
Pennsylvania Birdlists, The 2013 Page: 199
Pennsylvania Birdlists, The 2014 Page: 206
Pennsylvania Birdlists, The 2016 Page: 210
Pennsylvania Breeding Bird Atlas Page: 2
Pennsylvania Breeding Birds of Special Concern Page: 6
Pennsylvania CBC counts of Sharp-shinned and Cooper's Hawks Page: 134
Pennsylvania Migration Count - 1993 Page: 34
Pennsylvania Migration Count - 1994 Page: 72
Pennsylvania Migration Count - 1st Page: 58
Pennsylvania Migration Count - 2001 Page: 59
Pennsylvania Migration Count - 2002 Page: 54
Pennsylvania Migration Count - 2003 Page: 76
Pennsylvania Migration Count - 2004 Page: 79
Pennsylvania Migration Count - 2005 Page: 84
Pennsylvania Migration Count -1995 Page: 50
Pennsylvania Migration Count -1996 Page: 63
Pennsylvania Migration Count -1997 Page: 62
Pennsylvania Migration Count -1998 Page: 106
Pennsylvania Migration Count -2000 Page: 69
Pennsylvania Migration Count 2007 Page: 128
Pennsylvania Migration Count 2010 Page: 132
Pennsylvania Migration Count 2011 Page: 142
Pennsylvania Migration Count 2012 Page: 142
Pennsylvania Migration Count 2013 Page: 148
Pennsylvania Migration Count 2014 Page: 151
Pennsylvania Migration Count 2015 Page: 149
Pennsylvania Migration Count 2018 Page: 81
Pennsylvania Needs Page: 4
Pennsylvania Ornithological Records Committee - Bylaws Page: 91
Pennsylvania Ornithological Records Committee News Page: 8
Pennsylvania Ornithological Records Committee Update Page: 100
Pennsylvania Rare Bird Alerts Page: 64
Pennsylvania Rehabilitators Page: 112
Pennsylvania Rough-legged Hawk observations within a regional context: CBC and WRS data Page: 78
Pennsylvania Society of Ornithology Interview with Drew Weber Page: 194
Pennsylvania Species of Special Concern Page: 63
Pennsylvania's "Breeding" Season Page: 83
Pennsylvania's 1989 CBCs Page: 5
Pennsylvania's Crossbill Winter of 1997-98 Page: 2
Pennsylvania's First California Gull Erie County. . Page: 147
Pennsylvania's First Calliope Hummingbird Montgomery County Page: 146
Pennsylvania's First Lewis's Woodpecker Bedford County Page: 150
Pennsylvania's First Mew Gull with Notes on its Racial Identification Page: 8
Pennsylvania's Piscivorous Birds Page: 11
Pennsylvania's Record High Northern Shrike Invasion of 1999-2000 Page: 2
Pennsylvania's Second Long-tailed Jaeger, Bucks County Page: 267
Pennsylvania's Wintering Least Sandpiper Page: 34
Pennsylvania;'s First Record of Vermillion Flycatcher, Tioga County Page: 156
Pennsylvanias first Tropical Kingbird (Tyrannus melancholicus) Page: 147
Pennsylvanias Importance to American Kestrels: A Regional Context Page: 76
Pennsylvanias Peregrine Falcons: a Comeback in Progress Page: 74
Peregrine Falcon Reintroduction in Williamsport Page: 199
Peregrine Falcon Unable to Fly, A Page: 111
Perils of Birding Alone, The (Mississippi Kite) Page: 46
Personality Profile: Jan & Eric Witmer Page: 14
Personality Profile: Robert M. Schutsky Page: 10
Peterson Field Guide to Birds of North America Page: 89
Photo Quiz #1 Answer Page: 231
Photo Quiz #11 Answer Page: 34
Photo Quiz #12 Answer Page: 65
Photo Quiz #15 Answer Page: 70
Photo Quiz #16 - Inside back cover Page: Inside back cover
Photo Quiz #16 Answer Page: 75
Photo Quiz #17 Page: Inside back cover
Photo Quiz #4 Answer Page: 71
Photo Quiz #5 Page: Inside back cover
Photo Quiz #5 Answer Page: 176
Photo Quiz #6 Answer Page: 231
Photo Quiz #7 Answer Page: 10
Photo Quiz #8 Answer Page: 112
Photo Quiz #9 Answer Page: 160
Photo-Quiz #10 Page: Inside back cover
Photo-Quiz #10 Answer Page: 191
Photo-Quiz #11 Page: Inside back cover
Photo-Quiz #12 Page: Inside back cover
Photo-Quiz #13 Page: Inside back cover
Photo-Quiz #14 Page: Inside back cover
Photo-Quiz #15 Page: Inside back cover
Photo-Quiz #17 Answer Page: 132
Photo-Quiz #18 Page: Inside back cover
Photo-Quiz #18 Answer Page: 220
Photo-Quiz #19 Page: Inside back cover
Photo-Quiz #19 Answer Page: 83
Photo-Quiz #20 Page: Inside back cover
Photo-Quiz #20 Answer Page: 99
Photo-Quiz #21 Page: Inside back cover
Photo-Quiz #21 Answer Page: 192
Photo-Quiz #22 Page: Inside back cover
Photo-Quiz #22 Answer Page: 220
Photo-Quiz #23 Page: Inside back cover
Photo-Quiz #23 Answer Page: 47
Photo-Quiz #24 Page: Inside back cover
Photo-Quiz #26 Answer Page: 209
Photo-Quiz #27 Page: Inside back cover
Photo-Quiz #27 Answer Page: 35
Photo-Quiz #28 Page: Inside back cover
Photo-Quiz #28 Answer Page: 84
Photo-Quiz #29 Page: Inside back cover
Photo-Quiz #3 Page: Inside back cover
Photo-Quiz #30 Page: Inside back cover
Photo-Quiz #4 Page: Inside back cover
Photo-Quiz #6 Page: inside back cover
Photo-Quiz #7 Page: Inside back cover
Photo-Quiz #8 Page: Inside back cover
Photo-Quiz #9 Page: Inside back cover
Pine Siskin Banding Recovery: State College to Seattle Page: 30
Pink-footed Goose Berks County Page: 20
Pittsburgh's Winter of Gulls Page: 21
Pomarine Jaeger - Cambria County Page: 30
Population Trends of Pa.'s Nesting Birds Page: 66
Possible Origin of Pa.'s 1st Nesting Record of Herring Gull Page: 97
Potential Problems with Neck Bands and Leg Bands Page: 122
Predictions for the Next State Bird Page: 95
Predictions for the Next State Bird Page: 57
Preliminary Checklist of the Birds of Allegheny Co. Page: 142
Preliminary Checklist of the Birds of Butler County Page: 85
Project FeederWatch in Pennsylvania Page: 42
Project SNOWStorm and PSOs owl Erie an update Page: 2
Prolonged Incubation of a hybrid-zone chickadee nest Page: 149
Purple Gallinule (Erie) Page: 197
Purple Gallinule Macungie, Lehigh County Page: 173
Purple Sandpiper Bucks County Page: 155
Putative Records of the Ivory-billed Woodpecker in Pennsylvania and the mid-Atlantic Page: 71
Puzzling Rufous Hummingbird, A Page: 225
Raptor Migration Summary - Spring 2010 Page: 70
Raptor Migration Summary - Spring 2011 Page: 74
Raptor Migration Summary Spring 2012 Page: 76
Raptor Migration Summary Spring 2013 Page: 80
Raptor Migration Summary Spring 2014 Page: 85
Raptor Migration Summary Spring 2015 Page: 84
Rare Birds in Venango County - Black-capped Petrel Page: 124
Rare Birds of North America Page: 27
Rare Birds Summary for 1994 Page: 23
Rare Birds Summary for 1995 Page: 51
Raven Nest Discovered in York County Page: 45
Recent History and Current Status of Nesting Bald Eagles in Pennsylvania Page: 2
Recent History and Current Status of Peregrine Falcons in Pennsylvania Page: 59
Recent Range Expansion and Population Increase of the Red-bellied Woodpecker in Pennsylvania Page: 107
Record Broad-winged Hawk Flight Over Philadelphia Page: 93
Record Number of Greater White-fronted Geese in Pennsylvania Page: 7
Record-breaking gulls in Erie County, March 2013 Page: 83
Recycled Nest, The Page: 49
Red Phalarope - Northampton County Page: 110
Red Phalarope in York County Page: 129
Red Phalarope, First County Record for Greene County Page: 120
Red-bellied Woodpecker 1990 CBC Update Page: 106
Red-bellied Woodpecker Caches Corn Kernels in a Telephone Pole Page: 145
Red-bellied Woodpecker Tumbled in 1990 on Southeastern Pennsylvania CBCs, The Page: 15
Red-necked Grebe Invasion 2003 Page: 111
Red-necked Phalarope Attracted to Chum Page: 93
Red-necked Phalarope, Lancaster County Page: 71
Red-shouldered Hawks in Pennsylvania's Christmas Bird Count and Winter Raptor Survey Page: 186
Redwing (Turdus Iliacus) - Bucks County Page: 27
Reference Guide to Gulls of the Americas, A Page: 207
Remembering Ralph Bardman Page: 7
Remembrance of Christmas Bird Count Past Page: 128
Report of the Pennsylvania Ornithological Records Committee, 10th - February 2001 Page: 222
Report of the Pennsylvania Ornithological Records Committee, 11th - February 2002 Page: 149
Report of the Pennsylvania Ornithological Records Committee, 12th Page: 25
Report of the Pennsylvania Ornithological Records Committee, 13th Page: 18
Report of the Pennsylvania Ornithological Records Committee, 14th - Sept 2006 Page: 131
Report of the Pennsylvania Ornithological Records Committee, 15th Page: 7
Report of the Pennsylvania Ornithological Records Committee, 16th Page: 2
Report of the Pennsylvania Ornithological Records Committee, 17th Page: 2
Report of the Pennsylvania Ornithological Records Committee, 18th Page: 2
Report of the Pennsylvania Ornithological Records Committee, 19th Page: 20
Report of the Pennsylvania Ornithological Records Committee, 1st Page: 8
Report of the Pennsylvania Ornithological Records Committee, 20th Page: 26
Report of the Pennsylvania Ornithological Records Committee, 21st Page: 68
Report of the Pennsylvania Ornithological Records Committee, 22nd Page: 212
Report of the Pennsylvania Ornithological Records Committee, 23rd Page: 144
Report of the Pennsylvania Ornithological Records Committee, 24th Page: 76
Report of the Pennsylvania Ornithological Records Committee, 25th Page: 216
Report of the Pennsylvania Ornithological Records Committee, 2nd - May 1991 Page: 26
Report of the Pennsylvania Ornithological Records Committee, 3rd Page: 18
Report of the Pennsylvania Ornithological Records Committee, 4th Page: 9
Report of the Pennsylvania Ornithological Records Committee, 5th - June 1994 Page: 20
Report of the Pennsylvania Ornithological Records Committee, 6th Page: 70
Report of the Pennsylvania Ornithological Records Committee, 7th - June 1996 Page: 48
Report of the Pennsylvania Ornithological Records Committee, 8th - June 1997 Page: 126
Report of the Pennsylvania Ornithological Records Committee, 9th - June 1999 Page: 20
Reporting Neck-collared Swans and Geese Page: 231
Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 Page: 112
Restored Wetlands as Management Tools for Wetland-Dependent Birds Page: 4
Results of the 2005 Pennsylvania Mid-Summer Mute Swan Survey Page: 2
Return of the Cooper's Hawk, The Page: 52
Roost Exiting of Chimney Swifts Page: 172
Rose Valley Lake, Site Guide, Lycoming County Page: 94
Royal Tern - Bucks County Page: 220
Royal Tern, Northumberland County Page: 96
Ruddy Turnbark and a Ruddy Rototiller, A Page: 144
Rufous (R/A-Type) Hummingbirds in Pennsylvania Page: 2
Rufous Hummingbird, Westmoreland County Page: 139
Rufous/Allen's Hummingbird, Bucks County Page: 147
Sabine's Gull in Crawford County, with notes on its history in Pennsylvania and the region Page: 190
Sabine's Gull in Schulkill County Page: 74
Sabine's Gulls, Erie and Lancaster Counties Page: 96
Sandhill Crane, Montgomery County Page: 155
Sandhill Cranes in Mercer Co. Page: 105
Sandhill Cranes Sullivan County Page: 156
Sandhill Cranes, Lawrence Co. Page: 8
Saw-whet Owl Attacks Feline Page: 144
Scenario of the Upland Sandpiper in Western Pa. Page: 204
Scissor-tailed Flycatcher - Lebanon County Page: 172
Scissor-tailed Flycatcher at Bartram's Garden, Philadelphia County Page: 190
Scissor-tailed Flycatcher, Westmoreland County Page: 94
Searching for Nelson's Sparrow in Central Pennsylvania Page: 197
Seaside Sparrow, Lancaster County Page: 14
Season of the Shrike, The Page: 189
Second Atlas of Breeding Birds in Pennsylvania - Book Review Page: 87
Second Atlas of Breeding Birds in Pennsylvania publication forthcoming Page: 79
Second Breeding Record of Sandhill Crane for Pa. Page: 136
Second documented record of Curlew Sandpiper in Pennsylvania Page: 74
Second Pennsylvania Record of Ross' Goose, Lancaster County Page: 19
Second Record of Black-legged Kittiwake for Berks County Page: 23
Second Report of Iceland Gull for Berks County Page: 23
Second State Record of Pacific Slope Flycatcher, Lancaster County Page: 156
Second Year - Hawk Watch at Militia Hill, The Page: 130
Sedge Wren, Crawford County Page: 97
Sedge Wrens successfully breed in Montgomery County in 2012 Page: 86
Serendipitous Birding or Lucky Chasing Page: 30
Serendipitous Shrike, A Page: 127
Sharp-tailed Sparrow at Green Lane Reservoir, Montgomery County Page: 127
Sharp-tailed Sparrow in Crawford County Page: 129
Sharp-tailed Sparrows, Lancaster County Page: 159
Short-eared Owls Breed In Pennsylvania In 1997 Page: 47
Short-eared Owls in Clarion County Page: 55
Short-eared Owls, Mercer County Page: 53
Sibley Field Guide to Birds of Eastern North America, The: Book Review Page: 204
Sibley Guide to Birds, The; Book Review Page: 6
Sibley's Birding Basics: BOOK REVIEW Page: 44
Significance of banding in the study of wintering Rufous Hummingbirds, The Page: 164
Siskin Invasion Page: 126
Site Guide - Piney Tract (Clarion County) Page: 176
Site Guide to Allegheny County's Portions of the Allegheny, Monongahela, and Ohio Rivers Page: 217
Site Guide to Codorus State Park - York Page: 57
Site Guide to Marsh Creek State Park Page: 5
Site Guide to the Polk Wetlands, Venango County Page: 10
Site Guide: Detweiler's Run Natural Area Huntingdon/Centre Counties Page: 99
Site Guide: Necopeck State Park - Luzerne County. Page: 96
Six-Thirty Bird, The Page: 52
Slaty-backed Gull in Pennsylvania (...and Ontario, and New York...), A Page: 2
Smart Hummingbird Behavior Page: 125
Smithsonian Field Guide to the Birds of North America Page: 159
Snowy Plover Allegheny County Page: 153
Some Northern Butler County Field Notes Page: 110
Some Variability in the Extent of Bill Color in Female Common Goldeneye: A Cautionary Note Page: 56
Sooty Tern, Bucks, Delaware, and Lancaster Counties Page: 154
Sorting out the Chickadees in Southwestern Pennsylvania Page: 105
Sparrow - Book Review Page: 35
Sparrow Fields, The Page: 145
Spotted Towhee (Westmoreland) Page: 200
Spring Hawk Watch Sites Page: 192
Spring Migration at Hawk Mountain Sanctuary, 1969-1998 Page: 11
Spring Migration Timing of Grasshopper Sparrows in Central Pennsylvania as Estimated from eBird Records and Two Nocturnal Flight Call Stations Page: 89
Spring Raptor Migration Summary 2000 Page: 53
Spring Raptor Migration Summary 1996 Page: 80
Spring Raptor Migration Summary 1997 Page: 82
Spring Raptor Migration Summary 1998 Page: 49
Spring Raptor Migration Summary 2004 Page: 75
Spring Raptor Migration Summary 2005 Page: 115
Spring Raptor Migration Summary 2006 Page: 71
Spring Raptor Migration Summary 2007 Page: 74
Spring Raptor Migration Summary 2008 Page: 89
Spring Raptor Migration Summary 2009 Page: 85
Spring Raptor Migration Summary 2016 Page: 69
Spring Raptor Migration Summary 2017 Page: 63
Spring Raptor Migration Summary 2018 Page: 76
Spring Raptor Migration Summary 2019 Page: 93
State Game Lands #110, Site Guide, Berks County Page: 68
Status and Distribution of Lesser Black-backed Gull in Pennsylvania Page: 143
Status and field identification problems of the Willet subspecies in Pennsylvania Page: 42
Status of the Common Nighthawk (Chordeiles minor) as a Nesting Species in Pennsylvania with an Emphasis on Western Pennsylvania Page: 162
Stony Creek Valley Dauphin and Lebanon Counties Page: 117
Storm Birds on the Lower Susquehanna Page: 47
Story of the Ring-necked Pheasant in Pennsylvania, The Page: 2
Subspecies and intergrade Red-tailed Hawks in western Pennsylvania Page: 203
Subspecies of the Sharp-tailed Sparrow and the Re-identification of a Western Pennsylvania Specimen, The Page: 13
Successful Nesting by Wyoming Valley Peregrine Falcons Page: 169
Summary of Common Nighthawk Watches in Pennsylvania, 1999, A Page: 11
Summary of the 2012 Dickcissel Invasion Page: 146
Summary of the Distribution of Ibises in Pennsylvania Page: 150
Summary of Wintering Hummingbirds in Pennsylvania Page: 12
Summer Atlas of North American Birds a Pennsylvania Perspective, The Page: 141
Summer Tanager in Crawford County Page: 33
Surfing a Warbler Wave Northampton County Big Day 1996 Page: 59
Susquehanna River Birding and Wildlife Trail: Review Page: 7
Swainson's Warbler - Allegheny County Page: 30
Swainson's Warbler in Western Pennsylvania rare vagrant or breeding species? Page: 89
Swallow and Cuckoo Notes Page: 129
Taylor Memorial Arboretum, The Page: 75
Temporal Field Guide to Autumn Raptor Migration at Hawk Mountain Sanctuary, Pennsylvania, A Page: 134
Ten Thousand Birds: Ornithology Since Darwin Page: 190
Terns of Hurricane Irene, and other fallout Page: 212
The Bairds Sandpiper Flight of 2010 Page: 190
The case of the dangling woodpecker Page: 146
The Crossley ID Guide: Raptors - Book Review Page: 152
The Nightjar Survey Network: A network of citizen scientists compiling data on declining, cryptic birds Page: 166
The White-rumped Sandpiper and Sanderling flights of 2011 Page: 213
Third Western Pennsylvania Record of Mississippi Kite, Erie County Page: 21
Thoughts on the Modern Approach to Field Identification of Dowitchers Page: 124
Through the Seasons Page: 70
Thrush Migration Pattern over Southwestern Pennsylvania, A Page: 144
Townsend's Solitaire McKean County Page: 31
Townsend's Warbler, Luzerne County Page: 226
Townsends Warbler on the Delaware/Philadelphia Line Page: 185
Trough Creek Valley Huntingdon County Page: 116
Trumpeter Swans Breeding in Pennsylvania Page: 190
Trumpeter Swans in Warren County Page: 15
Try Your Best Guess! Page: 14
Turnstone is a Turnstone is a ... Turnstile??, A Page: 147
Two in a row: Pittsburghs winters of gulls, 2014 and 2015 Page: 4
Two Local Bird Record Collections Transferred Page: 66
Two Mile Run Lake, Venango County Page: 52
Tyler Arboretum, Site Guide, Delaware County Page: 95
Unami Creek Valley (Montgomery) Page: 209
Unfeathered Bird, The Page: 154
Unusual Birds in Allegheny County Page: 79
Unusual Field Sparrow Nest, An Page: 13
Unusual Lesser Black-backed Gull, An, Lancaster County Page: 22
Unusual Pelican in Beaver County?, An Page: 55
Unusual Song Sparrow, An Page: 191
Unusual Tringa, An, Delaware County Page: 227
Unusually Large Gray Catbird Fault Bar Page: 171
Update on Great Blue Heronries in Lawrence County Page: 12
Update on the Ceramic Cliff Swallow Nests at Center Bridge Page: 59
Update on the Conejohela Flats Page: 61
Updates to the Annotated List of Birds of the Imperial Grasslands, Allegheny County Page: 24
Vagrants, Strays, and Overdue Birds Page: 128
Veery in North Park, The Page: 13
Veteran and the Neophyte, The Page: 63
Wanderings - The "Red-eyed Birding Tour" Page: 38
Warbler Guide, The Page: 197
Warblers at the Bubbler Page: 65
Water Street Warblers Blair County Page: 115
Waterfowl of North America, Europe, and Asia - Book Review Page: 148
Waterfowl Watcher Alert! Neck-collared Geese and Swans Being Sighted Page: 8
Weather and the Distribution of Birds Page: 2
Week of Waterfowl on the Susquehanna, A Page: 55
West Virginia Breeding Bird Atlas, The Page: 15
Western Hummingbirds in Pennsylvania the Invasion of 2012 Page: 182
Western Kingbird - Berks County Page: 27
Western Kingbird, Northampton County Page: 99
Western Kingbird, Philadelphia County Page: 99
Western Meadowlark in Dauphin County Page: 94
Western Tanager in Centre County Page: 189
Wetlands of Northcentral Tioga County: Site Guide Page: 67
What is that Bird? (Mississippi Kite) Page: 46
What they ate: White-winged Crossbill food plants during the 2008-09 irruption in Pennsylvania Page: 81
What to do about Rare Bird Sightings? Page: 103
What?...How's that Again? Page: 124
When Mountain Birding Becomes More Than Birds Page: 94
Where are the Birds? Where is the Atlas? A Pennsylvania Breeding Bird Atlas Update Page: 136
Where Is That Bird Anyway? Page: 206
Where the Bird Flies The Reason for Different Counting Protocols Page: 207
Where Were We?? Page: 134
White Ibis in Dauphin County Page: 127
White Ibis in Northampton County Page: 126
White-tailed Deer Alter Diversity of Songbirds And Their Habitat in Northwestern Pennsylvania Page: 55
White-winged Crossbill Invasion of 2008-09 Page: 78
White-winged Dove, Schuylkill County Page: 63
Winter of the Goose in Berks County, The Page: 6
Winter of the Long-eared Owls Northampton County Page: 13
Winter Raptor Survey in Pennsylvania, The 2001 Page: 3
Winter Raptor Survey in Pennsylvania, The 2002 Page: 2
Winter Raptor Survey in Pennsylvania, The 2003 Page: 22
Winter Raptor Survey in Pennsylvania, The 2003 - Maps Page: 117
Winter Raptor Survey in Pennsylvania, The 2004 Page: 24
Winter Raptor Survey in Pennsylvania, The 2004 - Maps Page: 76
Winter Raptor Survey in Pennsylvania, The 2005 Page: 32
Winter Raptor Survey in Pennsylvania, The 2006 - With a Summary of Results from 2001-2006 Page: 24
Winter Raptor Survey in Pennsylvania, The 2007 Page: 29
Winter Raptor Survey in Pennsylvania, The 2007-08 Page: 38
Winter Raptor Survey in Pennsylvania, The 2009 Page: 26
Winter Raptor Survey in Pennsylvania, The 2010 Page: 27
Winter Raptor Survey in Pennsylvania, The 2011 Page: 25
Winter Raptor Survey in Pennsylvania, The 2012 Page: 25
Winter Raptor Survey in Pennsylvania, The 2013 Page: 22
Winter Raptor Survey in Pennsylvania, The 2014 Page: 23
Winter Raptor Survey in Pennsylvania, The 2015 Page: 25
Winter Raptor Survey in Pennsylvania, The 2016 Page: 15
Winter Raptor Survey in Pennsylvania, The 2017 Page: 7
Winter Raptor Survey in Pennsylvania, The 2018 Page: 18
Winter Raptor Survey in Pennsylvania, The 2019 Page: 20
Winter Record of Nashville Warbler, Lancaster County Page: 24
Witmer Stone: The Fascination of Nature - Book Review Page: 73
Wood Duck Tale, A Page: 53
Wood Stork, Lancaster and Lebanon Counties Page: 155
Woodcock Observations Page: 54
Woodpeckers Badly Deformed Bill Is an Avian Mystery, A Page: 197
Worlds Rarest Birds, The Page: 27
Year at the Lake, The Page: 20
Year of the Eagles - Militia Hill Hawk Watch Page: 189
Yellow Siskin in Berks County Page: 7
Yellow-bellied Flycatcher Nesting in Pennsylvania with a Review of its History, Distribution, Ecology, Behavior, and Conservation Problems Page: 107
Yellow-bellied Sapsucker Nesting in Butler County Page: 146
Yellow-billed Loon in Dauphin County: First Pennsylvania Record Page: 72
Young Birder's Guide to the Birds of Eastern North America, The Page: 97
