Pennsylvania Birds Index
Articles by Title
| 104 Upland Sandpipers in Mercer County | 54 |
| 12:15 PM, "It Must be a Cattle Egret" | 48 |
| 13th Report of the Pennsylvania Ornithological Records Committee | 18 |
| 14th Report of the Pennsylvania Ornithological Records Committee - Sept 2006 | 131 |
| 1987 Pennsylvania Big Day...A new State Record | 35 |
| 2005-2006 Christmas Bird Count in Pennsylvania, The | 7 |
| 2006 Winter Raptor Survey in Pennsylvania - With a Summary of Results from 2001-2006, The | 24 |
| 2006-07 Christmas Bird Count in Pennsylvania | 2 |
| 2007 Winter Raptor Survey in Pennsylvania, The | 29 |
| 2008-09 Christmas Bird Count in Pennsylvania, The | 9 |
| 2009 Winter Raptor Survey in Pennsylvania, The | 26 |
| 3857 Raptors and SO MUCH MORE! | 12 |
| Acceptance of Barnacle Goose to the Official List of the Birds of Pennsylvania | 194 |
| Adventures of George Sutton, The | 166 |
| Alan Brady: Personality Profile | 141 |
| Alcid Records in Pennsylvania | 172 |
| Almost Stilted Over a Reclusive Stilt | 66 |
| American Avocet, Erie County | 57 |
| American Kestrel Nesting Box Project in Warren County | 132 |
| American Tree Sparrows in Pennsylvania (Part 1), Speculations on a 15-year decline, 1973-1987 | 90 |
| American Tree Sparrows in Pennsylvania (Part 2), Large Fluctuations add another Mystery | 122 |
| American Woodcock Habitat Survey | 123 |
| An unusual American Goldfinch nest in a corn plant | 33 |
| Anhinga Church Farm School Pond, Exton, Chester County | 64 |
| Anhinga, Delaware County | 62 |
| Anhinga, Montgomery County | 93 |
| Annotated List of the Field-identifiable and Non-field-identifiable Bird Subspecies and Morphs of Pennsylvania, An | 178 |
| Another Big Year Attempt | 178 |
| Another Sooty Tern from Hurricane Fran | 109 |
| Another Unique Rail Specimen from Southwestern Pennsylvania: a Clapper Rail | 14 |
| Answer to Photo Quiz #13 | 123 |
| Answer to Photo Quiz #29 | 186 |
| Answer to Photo- Quiz #14 | 176 |
| Appalachian Spring | 70 |
| Appalachian Spring | 58 |
| Applied Ecology | 37 |
| Arctic Tern, Berks County | 62 |
| Arctic Tern, Bucks County | 93 |
| Arctic Terns at Dashields Dam, Allegheny County | 74 |
| Arctic Terns in Carbon County | 56 |
| Arrival Dates of Eastern Phoebe in Pennsylvania, 1987 - 2007 | 96 |
| Ash-throated Flycatcher in Lebanon County | 188 |
| Ash-throated Flycatcher, Northampton County | 224 |
| Atlas of Breeding Birds in Pennsylvania, Book Review | 140 |
| Atlasing Along RoaringRun, Lycoming County | 54 |
| Attempted Nesting of Three Species of Laridae at Presque Isle State Park | 79 |
| Autumn Rain | 134 |
| Autumn Raptor Migration Summary 2006 | 177 |
| Autumn Raptor Migration Summary 2007 | 168 |
| Autumn Raptor Migration Summary 2008 | 200 |
| Autumn Raptor Migration Summary 2009 | 168 |
| Autumn Raptor Migration Summary 2009 | 178 |
| Avian Ecology and Conservation: A Pennsylvania Focus with National Implications | 135 |
| Band-rumped Storm-Petrel (Oceanodroma castro) Found on the Shore of Lake Erie in Pennsylvania, A | 127 |
| Band-rumped Storm-petrel Bald Eagle State Park, Centre County, Pennsylvania, 9/20/03 | 265 |
| Banded Hummingbirds | 161 |
| Banding Records from Pennsylvania - Part 3 - Flycatchers | 46 |
| Banding Records from Pennsylvania - Part 4 - Waders | 84 |
| Banding Records from Pennsylvania - Part 5 – Loons, Grebes, and Cormorants | 157 |
| Banding Records from Pennsylvania - Part 6 – Corvids | 41 |
| Banding Records from Pennsylvania - Raptors | 48 |
| Banding Records from Pennsylvania Part Two - Vireos | 101 |
| Barred Owl Note | 132 |
| Barred Owl Note | 9 |
| Behavior Notes, A Sharp-shinned Duck Hawk? | 96 |
| Behavior Notes, Am. Woodcock Carrying Young | 96 |
| Behavior Notes, House Finches | 96 |
| Behavior Notes, Yellow-crowned Night-Heron | 95 |
| Behavior of an American Bittern in Response to a Fox | 191 |
| Behavioral Observations - American Crow | 122 |
| Belated Report of Northern Gannet in Warren County | 133 |
| Big Day 1988 - Bucks County | 50 |
| Big Day 1988 - Centre County | 50 |
| Big Day 1988 - York County | 50 |
| Big Day 1989 A New Pennsylvania Record | 49 |
| Big Ma Ma | 9 |
| Bird Banding at Presque Isle State Park | 7 |
| Bird Misidentification | 15 |
| Bird-Kite Encounters | 194 |
| Birder's Guide to Pennsylvania: Book Review | 213 |
| Birding at the Hershey Medical Center | 90 |
| Birding can be a Dirty Business | 64 |
| Birding Ethics | 100 |
| Birding in Big (Kishacoquillas)Valley, Mifflin County | 80 |
| Birding in PA Goes Electronic | 82 |
| Birding in Wayne County | 74 |
| Birding in Western Pennsylvania: Book review | 148 |
| Birding the Mundane and Finding the Rare... First Record of a Pacific-slope Flycatcher East of the Mississippi | 135 |
| Birds of Bear Meadows, Centre County | 214 |
| Birds of Bucks County: Book Review | 129 |
| Birds of Delaware County, Pennsylvania, BOOK REVIEW | 127 |
| Birds of Eastern North America: A Photographic Guide | 25 |
| Birds of Eries County | 76 |
| Birds of Ohio - Book Review | 3 |
| Birds of Pennsylvania, The - Sneak Preview | 128 |
| Birds of Pennsylvania, The; BOOK REVIEW | 13 |
| Birds of the Central Susquehanna Valley | 132 |
| Birds of The Lehigh Valley and Vicinity: BOOK REVIEW | 169 |
| Birds of Western North America: A Photographic Guide | 25 |
| Birdwatcher: The Life of Roger Tory Peterson | 30 |
| Black Guillemot (Berks) | 197 |
| Black Rail in Berks County | 80 |
| Black Rail Lebanon County | 89 |
| Black Skimmer - Delaware County | 219 |
| Black Vulture (Coragyps atratus) Nesting in Lebanon County | 127 |
| Black-and-white Warbler Nest, Venango County | 51 |
| Black-backed Woodpecker, Pike County | 88 |
| Black-capped Chickadee Irruptions in Pennsylvania. | 174 |
| Black-capped Petrel, Butler and Somerset Counties | 152 |
| Black-headed Grosbeak Lancaster County | 36 |
| Black-legged Kittiwake, Montour County | 135 |
| Black-throated Gray Warbler Berks County | 20 |
| Black-throated Gray Warbler in Cumberland County | 188 |
| Blue Grosbeak, Fourth County Record for Northampton County | 120 |
| Blue Jays and Russian Roulette | 116 |
| Bohemian Waxwing, Allegheny and Erie Counties | 134 |
| Bonaparte's Gull Migration in Southwestern Pennsylvania - Understanding "The April 10 Effect" | 67 |
| Book Review - Birds of Central Pennsylvania | 187 |
| Book Review: THE GRAIL BIRD | 126 |
| Bounty Law, The | 13 |
| Brant Flight -Weather Related Observations in Erie, Crawford, and Somerset Counties | 231 |
| Breeding Bird Survey – Fifty 3-minute counts at one location | 46 |
| Breeding Dickcissel Behavior | 139 |
| Breeding Season Record of a Short-eared Owl Clearfield Co. | 53 |
| Breeding Success of American Kestrels Nesting in Boxes in Eastern Pennsylvania, 1987-1994 | 138 |
| Brewer's Blackbird, Erie County | 142 |
| Brewer's Blackbird, Huntingdon County | 25 |
| Brewer's Blackbird, Northampton County | 143 |
| Brumbaugh Homestead | 2 |
| Brush Mountain Notebook | 90 |
| Bullock's Oriole (Icterus bullockii) in Juniata County | 166 |
| Bullock's Oriole, Lancaster County | 18 |
| Bullock’s Oriole in Montgomery County | 29 |
| Call the Answer Man! | 94 |
| Can You Hear Blue-winged Warblers? | 114 |
| Carolina Wens at Pittsburgh, 1970-1988 | 3 |
| Carolina Wrens in Pennsylvania | 86 |
| Carr's Recreation Park, Berks: Site Guide | 143 |
| Case of the Mystery Sharp-tailed Sparrow, The | 2 |
| Casper and His Ghostly Friends Glaucous and Iceland Gulls in Northampton County | 16 |
| Cave Swallow (Mercer) | 198 |
| Cave Swallow (Petrochelidon fulva) at Roderick Wildlife Reserve, Erie County, PA 13 Nov 2005 | 194 |
| Cave Swallow - Chester County | 222 |
| Cave Swallow - First for Philadelphia County | 215 |
| Cave Swallow Cumberland County | 152 |
| Century of Birdlife in Berks County, Pennsylvania, A; Book Review | 10 |
| Changes in Breeding Birds in Fort Washington State Park, Pennsylvania 1959-2003 | 70 |
| Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey | 118 |
| Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey (Addendum) | 192 |
| Chase for a Sabine's | 216 |
| Checklist of Birds for Lycoming and Clinton Counties | 126 |
| Checklist of the Birds of Blair County | 216 |
| Chester County Big Year | 192 |
| Christmas Bird Count | 20 |
| Chumming for Longspurs | 137 |
| Cinnamon Teal, Lancaster County | 218 |
| Clapper Rail in Pa. | 88 |
| Clarification, A | 192 |
| Clarion County Birdlist | 123 |
| Clay-colored Sparrow, Erie County | 71 |
| Cliff Swallows Use Artificial Nests at Center Bridge, Bucks County | 55 |
| Clunky-shaped Bird, The | 58 |
| Common Black-headed Gull in Erie County | 130 |
| Common Black-headed Gull in Erie County | 57 |
| Conejohela Flats - Habitat in Danger | 145 |
| Confessions of a Peregrine Addict | 122 |
| Confirmed Nesting of N. Mockingbird in Lawrence | 144 |
| Cooper's Hawk Utilizing Carrion | 215 |
| Cooper's Hawk, banded in PA, recovered in New Brunswick | 10 |
| Cory's Shearwater, Lycoming County | 152 |
| Cory's Subspecies Determined | 206 |
| County Listing | 16 |
| Cowbird Dilemma, The | 147 |
| Dark Morph "Western" Red-tailed Hawk, Centre County | 6 |
| Dark-morph Broad-winged Hawk, Delaware County | 136 |
| Dark-morph Red-tailed Hawk, Northampton County | 22 |
| Day on Dutch Mountain, A | 3 |
| Dickcissels in Lawrence & Venango Counties | 90 |
| Difficult Dowitcher in Beaver County, A | 170 |
| Digiscoping: Adding a New Dimension to Birding | 184 |
| Dinner for Two | 134 |
| Discovery of a Blackpoll Warbler Nest | 128 |
| Documentation of Anna’s Hummingbird in Berks County | 81 |
| Documentation of Bicknell's Thrush for P.O.R.C. | 47 |
| Documentation of Clay-colored Sparrow Breeding at Piney Tract, Clarion County | 63 |
| Documenting Rare Birds in Pa. - Part 1 | 63 |
| Documenting Rare Birds: What the Records Committee Needs | 98 |
| Dream Birding | 125 |
| Duck Stamps | 12 |
| Early Arrival Dates for Eastern Phoebe 1987-1990 | 17 |
| Early Late Osprey Flight, The | 50 |
| Eastern Bluebird Nesting Success in Parkway Systems of Large Municipalities | 45 |
| Eastern Pennsylvania Birding and Wildlife Guide | 148 |
| Eastern Race of Palm Warbler in Erie County | 66 |
| Eighteenth Report of the Pennsylvania Ornithological Records Committee | 2 |
| Eighth Report of the Pennsylvania Ornithological Records Committee June 1997 | 126 |
| Eleventh Report of the Pennsylvania Ornithological Records Committee - February 2002 | 149 |
| End of a Free Lunch | 51 |
| Eurasian Collared Dove, Crawford County | 155 |
| Evolution of a "Bird Pest" | 148 |
| Examining the Christmas Bird Count in Pennsylvania, 1900–1995 | 50 |
| Falcon wanderings: Daily Movements of Five Juvenile Peregrine Falcons | 168 |
| Fall 2007: A Saw-whet Owl Flight of Historic Proportions | 162 |
| Fall Shorebirding at Green Lane Reservoir, Montgomery County | 131 |
| Fallout of Horned Grebes during a Snowstorm, A | 61 |
| Field Guide to Non-birds, A | 107 |
| Field List of the Birds of Western Pennsylvania and Adjacent Regions | 132 |
| Fifteenth Report of the Pennsylvania Ornithological Records Committee | 7 |
| Fifth Report of the Pennsylvania Ornithological Records Committee, June 1994 | 20 |
| Finding Sandhill Cranes in Western Pennsylvania | 90 |
| Fine Art of Documentation, The | 6 |
| First Breeding Record of Sandhill Crane for Pennsylvania | 91 |
| First Confirmed Evening Grosbeak Nest in Pa. | 133 |
| First Confirmed Loggerhead Shrike Nesting in Pennsylvania Since 1934 | 65 |
| First Confirmed Nesting of Common Raven in the Pocono Mountains, Monroe Co. | 53 |
| First Documented Nesting Record for American Bittern (Botaurus lentginosus) for Sullivan County, Pennsylvania | 145 |
| First Documented Nesting Records of Hooded Merganser in Berks County, PA | 68 |
| First Documented Record of American Oystercatcher in Pennsylvania, Carbon Co. | 51 |
| First Documented Record of Black-bellied Whistling-Ducks for Pennsylvania, Indiana & Westmoreland Cos. | 50 |
| First Documented Record of Summering Winter Wrens in Philadelphia | 119 |
| First Double-crested Cormorant Nesting in Pennsylvania | 151 |
| First Live Great Gray Owl in the 20th Century, Warren County | 10 |
| First Nesting Record of Ruddy Duck (Oxyura jamaicensis) in Berks County, Pennsylvania | 142 |
| First Pennsylvania Breeding Record for Great Black-backed Gull - Tinicum Township, Delaware County | 129 |
| First Pennsylvania Record of Ancient Murrelet, Berks County | 143 |
| First Pennsylvania Record of Gray Kingbird | 8 |
| First Pennsylvania Record of MacGillivray's Warbler | 11 |
| First Pennsylvania Record of Mew Gull, Berks County | 7 |
| First Pennsylvania Record of Pacific Loon, Erie County | 144 |
| First Pennsylvania Record of Ross' Goose, Lancaster County | 19 |
| First Record of Loggerhead Shrike since 1982 in Erie County | 24 |
| First Record of Ross' Gull for Pa. York County | 87 |
| First Record of Scott's Oriole for Pennsylvania | 26 |
| First Record of Sedge Wren wintering in Pennsylvania | 29 |
| First Sandhill Crane Sighting in Centre County | 61 |
| First Successful Ring-billed Gull (Larus delawarensis) Nesting in Pennsylvania, The | 62 |
| First Verifiable Pennsylvania Record of Le Conte's Sparrow, Westmoreland County | 157 |
| First White-winged Dove Record for Pennsylvania, Erie County | 95 |
| First Winter Record of Forster's Tern in Pennsylvania, Erie County | 24 |
| Flame Crests of Winter | 4 |
| Flycatcher in the Honeysuckle Bush, The | 222 |
| Fork-tailed Flycatcher in Pennsylvania, A | 128 |
| Fourth Pennsylvania and Fourth Lancaster County Record of Ross' Goose, Lancaster County | 6 |
| Fourth Report of the P.O.R.C. | 9 |
| Fox Sparrow Fallout Due To a Late Winter Storm | 78 |
| Franklin's Gull, Lancaster County | 139 |
| Fred Mears—Personality Profile | 126 |
| Freeze! | 145 |
| Frogs at the Knob | 113 |
| From the files of PORC: Arctic Tern identification | 152 |
| From the Files of PORC: Swainson's Hawk and Mississippi Kite Identification | 160 |
| Future Breeders in Pa.? | 138 |
| Future Breeders in Pa.? More Guesses | 208 |
| Gerald M. Mcwilliams - Personality Profile | 55 |
| Glossy Ibis in Dauphin County | 50 |
| Grassland Birding on Old Strip Mine Sites near Sligo, Clarion Co. PA | 156 |
| Grassland Birds, Adams County | 94 |
| Great Avian Depression, The | 61 |
| Great Blue Heron and Bald Eagle Nesting Update | 58 |
| Great Blue Heron Catches Snake in January | 7 |
| Great Blue Heron Five-Year Statewide Survey Results, 2007-08 | 156 |
| Great Blue Heron Rookery on the Clarion River | 66 |
| Great Blue Heron x Great Egret in Washington County | 72 |
| Great Cormorants at Martins Creek, Northampton County, First County Record | 145 |
| Great Dickcissel Flyway, The | 146 |
| Great Milton Crow War, The | 123 |
| Greater Shearwater Puffinis gravis, Berks County, First Documented Record for Pennsylvania | 126 |
| Green Lane Reservoir/Upper Perkiomen Valley Parks, Site Guide, Montgomery County | 148 |
| Green-tailed Towhee in Bucks County | 7 |
| Green-tailed Towhee Juniata County | 154 |
| Green-tailed Towhee, Montgomery County | 218 |
| Gull-billed Tern, Lancaster County | 147 |
| Gull-billed Tern, Lancaster County | 153 |
| Gypsy Moth Predators | 95 |
| Hammond's Flycatcher, Northampton County | 237 |
| Harlequin Duck in Huntingdon County | 107 |
| Harlequin Duck, Erie County | 57 |
| Harold B. Morrin — Personality Profile | 11 |
| Harris' Sparrow, Franklin County | 127 |
| Hawk at Play, A | 96 |
| Hawk Mountain Incident, The (Townsend' Solitaire) | 126 |
| Hawk Mountain Petrel": First Pennsylvania Record, but Which Species?, The " | 2 |
| Hawk Watch Sites of Pennsylvania | 8 |
| Hawk Watch – A Video Guide To Eastern Raptors: DVD REVIEW | 171 |
| Hawks at a Distance | 77 |
| Help Wated: Volunteers for Wildlife Bird Projects | 161 |
| Here's the B's | 34 |
| Herring Gull Attacks Red-breasted Merganser | 144 |
| History of Northern Bobwhites in Pennsylvania, A | 58 |
| Hoary Redpoll, Lancaster County | 18 |
| How Many Birds Come to Your Feeder? | 125 |
| How to Report Rare Birds | 57 |
| Hudsonian Godwit, Lehigh County | 155 |
| Hurricane Fran's Fallout | 138 |
| Hurricane Isabel's Birds with notes on previous tropical storms and storm related birds | 246 |
| Hybrid Cinnamon x Blue-winged Teal, Washington County | 95 |
| Immature Trumpeter Swan at Blue Marsh Lake, Berks County | 89 |
| Impacts of Water Level Flucuation for Fishery Management on Waterfowl Usage and Brood Production | 7 |
| Imperial Grasslands—Site Overview and a Summary of Bird Records, The | 2 |
| Important Bird Areas in Pennsylvania. A Guide to Identifying and Conserving Critical Bird Habitat, BOOK REVIEW | 97 |
| In Memorium - Merrill Wood | 104 |
| Indigo Bunting, Westmoreland County | 28 |
| Introduction to the Black-capped Petrel, An | 2 |
| Invasion of the Varied Thrushes, The | 16 |
| Inventory Program for Birds at Pennsylvania National Parks | 70 |
| Iona/Reistville farm ponds, Site Guide, Lebanon County | 54 |
| It's Called a What? | 109 |
| Jack Sprat Syndrome, The | 90 |
| Jaeger (Pomarine or Parasitic), Erie County | 98 |
| James G. Stull | 82 |
| January | 14 |
| John James Audubon: The Making of an American | 190 |
| John Kirk Townsend: Collector of Audubon's Western Birds and Mammals | 185 |
| Joseph A. Grom—Personality Profile | 88 |
| Joys of Atlasing, The | 5 |
| Kaufman Focus Guides Birds of North America: Book Review | 50 |
| Keeping Records | 133 |
| Keeping Records | 10 |
| Keeping Track | 4 |
| King Eider, Erie County | 20 |
| King Rail Breeding in Western Pennsylvania | 89 |
| King Rail Sighted, Tioga County | 96 |
| Kinglet Survival Huntingdon County | 19 |
| Kirtland's Warbler Indiana County | 108 |
| Kirtland's Warbler, Franklin County | 85 |
| Kites and More | 65 |
| Lake Ontelaunee, Berks County, Site Guide | 13 |
| Landowner — Best Source of Information, The | 6 |
| Large Catharus Thrush Migration in Hamburg, Berks Co., Pa. | 99 |
| Large Number of Hudsonian Godwits in Northampton County, Pennsylvania | 221 |
| Lark Bunting - Erie County | 110 |
| Lark Sparrow, Allegheny County | 85 |
| Late Yellow Warbler, A, Centre County | 218 |
| Laughing Gull, Warren County, First County Record | 149 |
| Lawrence's Warbler, Erie County | 100 |
| Leaser Lake - Lehigh County | 51 |
| Least Tern: A probable First County Record Montgomery Co. | 54 |
| Leconte's Sparrow in Delaware County | 34 |
| LeConte's Sparrow, Lancaster County | 17 |
| LeConte's Sparrow, Lawrence County | 28 |
| Less than Lesser Goldfinch, The | 129 |
| Lesser Sandhill Crane (Grus canadensis canadensis) Erie County | 6 |
| Leucistic Barn Swallows | 189 |
| List of the Birds of Warren County | 31 |
| List of the birds of Washington County | 157 |
| Long Pond, Pocono Plateau, Monroe County: Site Guide | 146 |
| Long-billed Curlew, Erie County | 196 |
| Long-eared Mini, The | 51 |
| Long-tailed Jaeger, Erie County | 98 |
| Long-tailed Jaeger, Somerset County | 195 |
| Looking for Gulls in Berks County | 12 |
| Luring Purple Martins | 133 |
| Magical day at Bald Knob, A | 190 |
| Magnolia Warbler Trap | 215 |
| Marbled Godwit, Lancaster County | 120 |
| Marsh Monitoring Program Needs You | 220 |
| Mifflin County Eagles | 131 |
| Migrant Numbers may not be What They Seem | 131 |
| Migration of Western and Yellow Palm Warblers at Powdermill Nature Reserve, Westmoreland County, Pennsylvania | 160 |
| Miracle at Imperial | 207 |
| Mississippi Kite in Beaver County | 82 |
| Mississippi Kite, Erie County | 47 |
| Mississippi Kite, Franklin/Fulton Counties | 21 |
| Modeling the Potential Impacts of Climate Change on the Summer Distributions of Pennsylvania's Nongame Birds | 179 |
| Mont Clare Canal — Montgomery County | 118 |
| More Notes on the Sandhill Cranes | 137 |
| More Predictions | 93 |
| Most Documented Record of a Hoary Redpoll in Pa., A | 11 |
| Mother of All Bird Alerts: A Cautionary "Tail", The | 65 |
| Mr. Floyd and Mr. Franklin | 91 |
| Murder at the Feeder? | 54 |
| My Listening Point | 11 |
| My Silent Fall | 96 |
| Nature Watch: Erie Pennsylvania and Nearby Areas 1985-1995, Book Review | 146 |
| Neotropical Migrants in Pa. | 2 |
| Neotropical Migrants in Pennsylvania, Evidence of Absence or Absence of evidence? | 201 |
| Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania | 150 |
| Nesting Red-headed Woodpeckers in Sullivan County - 1998 | 59 |
| Nesting Short-eared Owls at Imperial | 216 |
| New Craze: A Hawkwatching Party, A | 129 |
| New Longevity Record for a wild Red-tailed Hawk | 52 |
| News from the AOU...Splits, etc. | 188 |
| Next 10 New Species for Pennsylvania, The | 194 |
| Ninth Record of Harlequin Duck, Erie County | 20 |
| Ninth Report of the Pennsylvania Ornithological Records Committee - June 1999 | 20 |
| Northern Finches and the Red-breasted Nuthatch in the Pennsylvania Christmas Bird Count | 187 |
| Northern Hawk Owl, Wayne County | 16 |
| Northern Wheatear, Bucks County | 137 |
| Northern Wheatear, Juniata and Lebanon Counties | 225 |
| Note on Cuckoos in Butler County, A | 174 |
| Note on Hooded Merganser Breeding in Pennsylvania and Nearby States, A | 205 |
| Note on the Spring Passage, A | 77 |
| Notes form the Route 183 Lookout | 131 |
| Notes on 20 Years of Breeding Bird Surveys in Rothrock State Forest | 146 |
| Notes on the Extermination of the Wild Pigeon | 132 |
| Notes on the Physical Characteristics and Behavior of Peregrine Falcons in the Wyoming Valley (Luzerne County) | 179 |
| Observations During the Breeding Season of the Common Snipe in Lawrence and Mercer Counties of Western Pennsylvania | 42 |
| Observations from the 2007 Pennsylvania Migration Count | 128 |
| Observations from the 2010 PAMC | 132 |
| Observations from the 2011 PAMC | 142 |
| Occurrence and Identification of Greater White-fronted Goose in Pennsylvania | 164 |
| Occurrence of Dickcissels in Western Pennsylvania during the 1988 Nesting Season—Its Possible Bearing on the Species' Unusual History in Eastern North America | 83 |
| Occurrence of Wing-tagged Trumpeter Swan (Olor buccinator) in Pennsylvania and New York | 47 |
| October's Birds | 94 |
| Official List of Birds of Pennsylvania | 51 |
| Official List of the Birds of Pennsylvania | 184 |
| Official List of the Birds of Pennsylvania | 118 |
| Official List of the Birds of Pennsylvania | 152 |
| Official List of The Birds of Pennsylvania, Pennsylvania, Ornithological Records Committee | 105 |
| Ohiopyle State Park, Cross-country Ski Area, Site Guide, Fayette County | 138 |
| Old Days": Or, How I Learned to Love the Spruce Budworm, The " | 124 |
| Ornithological Technical Committee — Meeting Summary | 134 |
| Ornithological Technical Committee — Meeting Summary | 190 |
| Ornithological Technical Committee — Minutes | 221 |
| Ornithological Technical Committee, The | 3 |
| Osprey Attempt to Nest in Clarion County | 90 |
| Osprey Nesting in Southwestern Somerset County | 62 |
| Osprey Surprise | 144 |
| Our Friend, Jesse | 48 |
| Our Pennsylvania Big Year — 1986, Part Four | 121 |
| Our Pennsylvania Big Year — 1986, Part One | 12 |
| Our Pennsylvania Big Year — 1986, Part Three | 88 |
| Our Pennsylvania Big Year — 1986, Part Two | 52 |
| Our Work Must Continue! | 9 |
| Owls of the North: A Naturalist's Handbook | 97 |
| Owls of the Pennsylvania CBCs | 130 |
| P.O.R.C. Nominations Sought | 130 |
| Pa.'s Species of Special Concern Update | 126 |
| Pacific Loon, Lancaster County | 133 |
| Pacific Loon, Montgomery County | 92 |
| Pacific Slope Flycatcher, Lancaster County | 142 |
| Pale Form of Field Sparrow | 60 |
| Parasitic Jaeger - Presque Isle State Park, Erie County | 157 |
| Parasitic Jaeger, Erie County | 97 |
| Partial Remains of Thayer's Gull from Presque Isle State Park, Erie County | 72 |
| Participating in the Grassland Bird Survey | 17 |
| Pennsylvania 2006 Bird Lists Report | 34 |
| Pennsylvania Bird Clubs - Concocoheague Audubon Society and The Greater Wyoming Valley Audubon Society | 37 |
| Pennsylvania Bird Clubs- Birding Club of Delaware County and the Presque Isle Audubon Society | 183 |
| Pennsylvania Bird Foray, Susquehannock State Forest, Potter County, 11-12 June 1999 | 81 |
| Pennsylvania Birdlists | 177 |
| Pennsylvania Birdlists | 174 |
| Pennsylvania Birdlists | 207 |
| Pennsylvania Birdlists | 189 |
| Pennsylvania Breeding Bird Atlas | 2 |
| Pennsylvania Breeding Birds of Special Concern | 6 |
| Pennsylvania CBC counts of Sharp-shinned and Cooper's Hawks | 134 |
| Pennsylvania Needs | 4 |
| Pennsylvania Ornithological Records Committee | 91 |
| Pennsylvania Ornithological Records Committee News | 8 |
| Pennsylvania Rare Bird Alerts | 64 |
| Pennsylvania Rehabilitators | 112 |
| Pennsylvania Species of Special Concern | 63 |
| Pennsylvania's "Breeding" Season | 83 |
| Pennsylvania's Crossbill Winter of 1997-98 | 2 |
| Pennsylvania's First California Gull Erie County. . | 147 |
| Pennsylvania's First Calliope Hummingbird Montgomery County | 146 |
| Pennsylvania's First Lewis's Woodpecker Bedford County | 150 |
| Pennsylvania's First Mew Gull with Notes on its Racial Identification | 8 |
| Pennsylvania's Piscivorous Birds | 11 |
| Pennsylvania's Record High Northern Shrike Invasion of 1999-2000 | 2 |
| Pennsylvania's Second Long-tailed Jaeger, Bucks County | 267 |
| Pennsylvania's Wintering Least Sandpiper | 34 |
| Pennsylvania;'s First Record of Vermillion Flycatcher, Tioga County | 156 |
| Peregrine Falcon Reintroduction in Williamsport | 199 |
| Peregrine Falcon —Unable to Fly, A | 111 |
| Perils of Birding Alone, The (Mississippi Kite) | 46 |
| Personality Profile: Jan & Eric Witmer | 14 |
| Personality Profile: Robert M. Schutsky | 10 |
| Peterson Field Guide to Birds of North America | 89 |
| Photo Quiz #1 Answer | 231 |
| Photo Quiz #11 Answer | 34 |
| Photo Quiz #12 Answer | 65 |
| Photo Quiz #15 Answer | 70 |
| Photo Quiz #16 - Inside back cover | Inside back cover |
| Photo Quiz #16 Answer | 75 |
| Photo Quiz #17 | Inside back cover |
| Photo Quiz #4 Answer | 71 |
| Photo Quiz #5 | Inside back cover |
| Photo Quiz #5 Answer | 176 |
| Photo Quiz #6 Answer | 231 |
| Photo Quiz #7 Answer | 10 |
| Photo Quiz #8 Answer | 112 |
| Photo Quiz #9 Answer | 160 |
| Photo-Quiz #10 | Inside back cover |
| Photo-Quiz #10 Answer | 191 |
| Photo-Quiz #11 | Inside back cover |
| Photo-Quiz #12 | Inside back cover |
| Photo-Quiz #13 | Inside back cover |
| Photo-Quiz #14 | Inside back cover |
| Photo-Quiz #15 | Inside back cover |
| Photo-Quiz #17 Answer | 132 |
| Photo-Quiz #18 | Inside back cover |
| Photo-Quiz #18 Answer | 220 |
| Photo-Quiz #19 | Inside back cover |
| Photo-Quiz #19 Answer | 83 |
| Photo-Quiz #2 | 244 |
| Photo-Quiz #20 | Inside back cover |
| Photo-Quiz #20 Answer | 99 |
| Photo-Quiz #21 | Inside back cover |
| Photo-Quiz #21 Answer | 192 |
| Photo-Quiz #22 | Inside back cover |
| Photo-Quiz #22 Answer | 220 |
| Photo-Quiz #23 | Inside back cover |
| Photo-Quiz #23 Answer | 47 |
| Photo-Quiz #24 | Inside back cover |
| Photo-Quiz #26 Answer | 209 |
| Photo-Quiz #27 | Inside back cover |
| Photo-Quiz #27 Answer | 35 |
| Photo-Quiz #28 | Inside back cover |
| Photo-Quiz #28 Answer | 84 |
| Photo-Quiz #29 | Inside back cover |
| Photo-Quiz #3 | Inside back cover |
| Photo-Quiz #30 | Inside back cover |
| Photo-Quiz #4 | Inside back cover |
| Photo-Quiz #6 | inside back cover |
| Photo-Quiz #7 | Inside back cover |
| Photo-Quiz #8 | Inside back cover |
| Photo-Quiz #9 | Inside back cover |
| Pine Siskin Banding Recovery: State College to Seattle | 30 |
| Pink-footed Goose Berks County | 20 |
| Pittsburgh's Winter of Gulls | 21 |
| Pomarine Jaeger - Cambria County | 30 |
| Pomarine Jaeger - Cambria County | 30 |
| Poplar Forest | 100 |
| Population Trends of Pa.'s Nesting Birds | 66 |
| PORC Update | 100 |
| Possible Origin of Pa.'s 1st Nesting Record of Herring Gull | 97 |
| Potential Problems with Neck Bands and Leg Bands | 122 |
| Predictions for the Next State Bird | 95 |
| Predictions for the Next State Bird | 57 |
| Preliminary Checklist of the Birds of Allegheny Co. | 142 |
| Preliminary Checklist of the Birds of Potter County | 85 |
| Project FeederWatch in Pennsylvania | 42 |
| Prolonged Incubation of a hybrid-zone chickadee nest | 149 |
| Purple Gallinule (Erie) | 197 |
| Purple Gallinule Macungie, Lehigh County | 173 |
| Purple Sandpiper Bucks County | 155 |
| Puzzling Rufous Hummingbird, A | 225 |
| Raptor Migration Summary - Spring 2010 | 74 |
| Raptor Migration Summary - Spring 2010 | 70 |
| Rare Birds in Venango County - Black-capped Petrel | 124 |
| Rare Birds Summary for 1994 | 23 |
| Rare Birds Summary for 1995 | 51 |
| Raven Nest Discovered in York County | 45 |
| Recent History and Current Status of Nesting Bald Eagles in Pennsylvania | 2 |
| Recent History and Current Status of Peregrine Falcons in Pennsylvania | 59 |
| Recent Range Expansion and Population Increase of the Red-bellied Woodpecker in Pennsylvania | 107 |
| Record Broad-winged Hawk Flight Over Philadelphia | 93 |
| Record Number of Greater White-fronted Geese in Pennsylvania | 7 |
| Recycled Nest, The | 49 |
| Red Phalarope - Northampton County | 110 |
| Red Phalarope in York County | 129 |
| Red Phalarope, First County Record for Greene County | 120 |
| Red-bellied Woodpecker 1990 CBC Update | 106 |
| Red-bellied Woodpecker Caches Corn Kernels in a Telephone Pole | 145 |
| Red-bellied Woodpecker Tumbled in 1990 on Southeastern Pennsylvania CBCs, The | 15 |
| Red-necked Grebe Invasion 2003 | 111 |
| Red-necked Phalarope Attracted to Chum | 93 |
| Red-necked Phalarope, Lancaster County | 71 |
| Redwing (Turdus Iliacus) - Bucks County | 27 |
| Remembering Ralph Bardman | 7 |
| Remembrance of Christmas Bird Count Past | 128 |
| Reporting Neck-collared Swans and Geese | 231 |
| Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 | 112 |
| Restored Wetlands as Management Tools for Wetland-Dependent Birds | 4 |
| Results of the 2005 Pennsylvania Mid-Summer Mute Swan Survey | 2 |
| Return of the Cooper's Hawk, The | 52 |
| Roost Exiting of Chimney Swifts | 172 |
| Rose Valley Lake, Site Guide, Lycoming County | 94 |
| Royal Tern - Bucks County | 220 |
| Royal Tern, Northumberland County | 96 |
| Ruddy Turnbark and a Ruddy Rototiller, A | 144 |
| Rufous (R/A-Type) Hummingbirds in Pennsylvania | 2 |
| Rufous Hummingbird, Westmoreland County | 139 |
| Rufous/Allen's Hummingbird, Bucks County | 147 |
| Sabine's Gull in Schulkill County | 74 |
| Sabine's Gulls, Erie and Lancaster Counties | 96 |
| Sandhill Crane, Montgomery County | 155 |
| Sandhill Cranes in Mercer Co. | 105 |
| Sandhill Cranes Sullivan County | 156 |
| Sandhill Cranes, Lawrence Co. | 8 |
| Saw-whet Owl Attacks Feline | 144 |
| Scenario of the Upland Sandpiper in Western Pa. | 204 |
| Scissor-tailed Flycatcher - Lebanon County | 172 |
| Scissor-tailed Flycatcher, Westmoreland County | 94 |
| Seaside Sparrow, Lancaster County | 14 |
| Season of the Shrike, The | 189 |
| Second Breeding Record of Sandhill Crane for Pa. | 136 |
| Second documented record of Curlew Sandpiper in Pennsylvania | 74 |
| Second Pennsylvania Record of Ross' Goose, Lancaster County | 19 |
| Second Record of Black-legged Kittiwake for Berks County | 23 |
| Second Report of Iceland Gull for Berks County | 23 |
| Second Report of the Pennsylvania Ornithological Records Committee, May 1991 | 26 |
| Second State Record of Pacific Slope Flycatcher, Lancaster County | 156 |
| Second Year - Hawk Watch at Militia Hill, The | 130 |
| Sedge Wren, Crawford County | 97 |
| Serendipitous Birding or Lucky Chasing | 30 |
| Serendipitous Shrike, A | 127 |
| Seventeenth Report of the Pennsylvania Ornithological Records Committee | 2 |
| Seventh Report of the Pennsylvania Ornithological Records Committee June 1996 | 48 |
| Sharp-tailed Sparrow at Green Lane Reservoir, Montgomery County | 127 |
| Sharp-tailed Sparrow in Crawford County | 129 |
| Sharp-tailed Sparrows, Lancaster County | 159 |
| Short-eared Owls Breed In Pennsylvania In 1997 | 47 |
| Short-eared Owls in Clarion County | 55 |
| Short-eared Owls, Mercer County | 53 |
| Sibley Field Guide to Birds of Eastern North America, The: Book Review | 204 |
| Sibley Guide to Birds, The; Book Review | 6 |
| Sibley's Birding Basics: BOOK REVIEW | 44 |
| Significance of banding in the study of wintering Rufous Hummingbirds, The | 164 |
| Siskin Invasion | 126 |
| Site Guide - Piney Tract (Clarion County) | 176 |
| Site Guide to Allegheny County's Portions of the Allegheny, Monongahela, and Ohio Rivers | 217 |
| Site Guide to Codorus State Park - York | 57 |
| Site Guide to Marsh Creek State Park | 5 |
| Site Guide to the Polk Wetlands, Venango County | 10 |
| Site Guide: Detweiler's Run Natural Area Huntingdon/Centre Counties | 99 |
| Site Guide: Necopeck State Park - Luzerne County. | 96 |
| Six-Thirty Bird, The | 52 |
| Sixteenth Report of the Pennsylvania Ornithological Records Committee | 2 |
| Sixth Report of the P.O.R.C. | 70 |
| Slaty-backed Gull in Pennsylvania (...and Ontario, and New York...), A | 2 |
| Smart Hummingbird Behavior | 125 |
| Smithsonian Field Guide to the Birds of North America | 159 |
| Snowy Plover Allegheny County | 153 |
| Some Northern Butler County Field Notes | 110 |
| Some Variability in the Extent of Bill Color in Female Common Goldeneye: A Cautionary Note | 56 |
| Sooty Tern, Bucks, Delaware, and Lancaster Counties | 154 |
| Sorting out the Chickadees in Southwestern Pennsylvania | 105 |
| Sparrow Fields, The | 145 |
| Spotted Towhee (Westmoreland) | 200 |
| Spring Hawk Watch Sites | 192 |
| Spring Migration at Hawk Mountain Sanctuary, 1969-1998 | 11 |
| Spring Raptor Migration Summary 2006 | 71 |
| Spring Raptor Migration Summary 2007 | 74 |
| Spring Raptor Migration Summary 2008 | 89 |
| State Game Lands #110, Site Guide, Berks County | 68 |
| Status and Distribution of Lesser Black-backed Gull in Pennsylvania | 143 |
| Status and field identification problems of the Willet subspecies in Pennsylvania | 42 |
| Stony Creek Valley — Dauphin and Lebanon Counties | 117 |
| Storm Birds on the Lower Susquehanna | 47 |
| Story of the Ring-necked Pheasant in Pennsylvania, The | 2 |
| Subspecies and intergrade Red-tailed Hawks in western Pennsylvania | 203 |
| Subspecies of the Sharp-tailed Sparrow and the Re-identification of a Western Pennsylvania Specimen, The | 13 |
| Successful Nesting by Wyoming Valley Peregrine Falcons | 169 |
| Summary of Common Nighthawk Watches in Pennsylvania, 1999, A | 11 |
| Summary of the Distribution of Ibises in Pennsylvania | 150 |
| Summer Atlas of North American Birds— a Pennsylvania Perspective, The | 141 |
| Summer Tanager in Crawford County | 33 |
| Surfing a Warbler Wave – Northampton County Big Day – 1996 | 59 |
| Swainson's Warbler - Allegheny County | 30 |
| Swainson's Warbler in Western Pennsylvania — rare vagrant or breeding species? | 89 |
| Swallow and Cuckoo Notes | 129 |
| Swallow Note | 132 |
| Swallow Notes | 9 |
| Taylor Memorial Arboretum, The | 75 |
| Temporal Field Guide to Autumn Raptor Migration at Hawk Mountain Sanctuary, Pennsylvania, A | 134 |
| Tenth Report of the Pennsylvania Ornithological Records Committee - February 2001 | 222 |
| The 2009-10 Christmas Bird Count in Pennsylvania | 8 |
| The 2010 Winter Raptor Survey in Pennsylvania | 27 |
| The 2010-11 Christmas Bird Count in Pennsylvania | 9 |
| The 2011 Winter Raptor Survey in Pennsylvania | 25 |
| The Baird’s Sandpiper Flight of 2010 | 190 |
| The Crossley ID Guide: Eastern Birds | 150 |
| The Natural Pocono Mountains | 77 |
| Third Report of the Pennsylvania Ornithological Records Committee, April 1992 | 18 |
| Third Western Pennsylvania Record of Mississippi Kite, Erie County | 21 |
| Thoughts on the Modern Approach to Field Identification of Dowitchers | 124 |
| Through the Seasons | 70 |
| Thrush Migration Pattern over Southwestern Pennsylvania, A | 144 |
| Townsend's Solitaire McKean County | 31 |
| Townsend's Warbler, Luzerne County | 226 |
| Townsend’s Warbler on the Delaware/Philadelphia Line | 185 |
| Trough Creek Valley — Huntingdon County | 116 |
| Trumpeter Swans in Warren County | 15 |
| Try Your Best Guess! | 14 |
| Turnstone is a Turnstone is a ... Turnstile??, A | 147 |
| Twelfth Report of the Pennsylvania Ornithological Records Committee | 25 |
| Two Local Bird Record Collections Transferred | 66 |
| Two Mile Run Lake, Venango County | 52 |
| Tyler Arboretum, Site Guide, Delaware County | 95 |
| Unami Creek Valley (Montgomery) | 209 |
| Unusual Birds in Allegheny County | 79 |
| Unusual Field Sparrow Nest, An | 13 |
| Unusual Lesser Black-backed Gull, An, Lancaster County | 22 |
| Unusual Pelican in Beaver County?, An | 55 |
| Unusual Song Sparrow, An | 191 |
| Unusual Tringa, An, Delaware County | 227 |
| Update on Great Blue Heronries in Lawrence County | 12 |
| Update on the Ceramic Cliff Swallow Nests at Center Bridge | 59 |
| Update on the Conejohela Flats | 61 |
| Vagrants, Strays, and Overdue Birds | 128 |
| Veery in North Park, The | 13 |
| Veteran and the Neophyte, The | 63 |
| Wanderings - The "Red-eyed Birding Tour" | 38 |
| Warblers at the Bubbler | 65 |
| Water Street Warblers — Blair County | 115 |
| Waterfowl Watcher Alert! Neck-collared Geese and Swans Being Sighted | 8 |
| Weather and the Distribution of Birds | 2 |
| Week of Waterfowl on the Susquehanna, A | 55 |
| West Virginia Breeding Bird Atlas, The | 15 |
| Western Kingbird - Berks County | 27 |
| Western Kingbird, Northampton County | 99 |
| Western Kingbird, Philadelphia County | 99 |
| Western Meadowlark in Dauphin County | 94 |
| Wetlands of Northcentral Tioga County: Site Guide | 67 |
| What is that Bird? (Mississippi Kite) | 46 |
| What they ate: White-winged Crossbill food plants during the 2008-09 irruption in Pennsylvania | 81 |
| What to do about Rare Bird Sightings? | 103 |
| What?...How's that Again? | 124 |
| When Mountain Birding Becomes More Than Birds | 94 |
| Where are the Birds? Where is the Atlas? A Pennsylvania Breeding Bird Atlas Update | 136 |
| Where Were We?? | 134 |
| White Ibis in Dauphin County | 127 |
| White Ibis in Northampton County | 126 |
| White-tailed Deer Alter Diversity of Songbirds And Their Habitat in Northwestern Pennsylvania | 55 |
| White-winged Crossbill Invasion of 2008-09 | 78 |
| White-winged Dove, Schuylkill County | 63 |
| Winter of the Goose in Berks County, The | 6 |
| Winter of the Long-eared Owls Northampton County | 13 |
| Winter Raptor Survey 2007-08 | 38 |
| Winter Record of Nashville Warbler, Lancaster County | 24 |
| Wintering Juncos | 5 |
| Wood Duck Tale, A | 53 |
| Wood Stork, Lancaster and Lebanon Counties | 155 |
| Woodcock Observations | 54 |
| Woodpecker Woods | 6 |
| Yellow Siskin in Berks County | 7 |
| Yellow-bellied Flycatcher Nesting in Pennsylvania with a Review of its History, Distribution, Ecology, Behavior, and Conservation Problems | 107 |
| Yellow-bellied Sapsucker Nesting in Butler County | 146 |
| Young Birder's Guide to the Birds of Eastern North America, The | 97 |