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In Memoriam: Philip Lutley Sclater, Born 4th Nov., 1829 - Died, 27th June, 1913
Volume 31, Page 1
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Preliminary Description of a New Petrel
Volume 31, Page 12
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A Plea for the Conservation of the Eider
Volume 31, Page 14
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On the Habits and Behavior of the Herring Gull, Larus Argentatus Pont
Volume 31, Page 22
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Notes on Nest Life of the Brown Creeper in Massachusetts
Volume 31, Page 50
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The Fallacy of the Tendency Towards Ultraminute Distinctions
Volume 31, Page 62
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Notes on the Ornithology of Clay and Palo Alto Counties, Iowa
Volume 31, Page 70
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Additions to "Notes on Some Summer and Fall Birds of the Crooked Lake Region, Cass and Crow Wing Counties, Minn."
Volume 31, Page 82
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Some Binary Generic Names
Volume 31, Page 86
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Thirty-First Stated Meeting of the American Ornithologists' Union
Volume 31, Page 92
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Brown Pelican Regular off North Carolina
Volume 31, Page 100
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Killdeer Plover at Cambridge, Mass
Volume 31, Page 101
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The Fox Sparrow in Central Park, New York City, in August
Volume 31, Page 102
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Two Prothonotary Warblers in Massachusetts
Volume 31, Page 103
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Some Rare Birds at Hamilton, Kansas
Volume 31, Page 104
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A Quaint Reminiscence of Audubon
Volume 31, Page 105
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Gurney's 'The Gannet'
Volume 31, Page 107
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Sage and Bishop on the Birds of Connecticut
Volume 31, Page 108
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Tyler on Some Birds of the Fresno District California
Volume 31, Page 109
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Grinnell and Swarth on the Birds and Mammals of the San Jacinto Area of Southern California
Volume 31, Page 110
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Brooks' List of the Birds of West Virginia
Volume 31, Page 112
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Todd on New Neotropical Birds
Volume 31, Page 113
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Mearns on New African Birds
Volume 31, Page 115
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Mathews' 'A List of the Birds of Australia'
Volume 31, Page 116
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Witherby on the Moult of the Rook
Volume 31, Page 118
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Economic Value of Wild Birds in South Africa
Volume 31, Page 120
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The Oriole
Volume 31, Page 123
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The Ornithological Journals
Volume 31, Page 124
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Ornithological Articles in Other Journals
Volume 31, Page 132
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Publications Received
Volume 31, Page 134
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Albatross Specimens
Volume 31, Page 136
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Teaching a Bird Course
Volume 31, Page 137
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Notes and News
Volume 31, Page 138
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Among the Birds of the Eastern Sudan
Volume 31, Page 149
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The Ferruginous Rough-Leg, Archibuteo ferrugineus in Montana
Volume 31, Page 159
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Birds as Destroyers of Grasshoppers in California
Volume 31, Page 168
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On the Habits and Behavior of the Herring Gull, Larus Argentatus Pont (Concluded)
Volume 31, Page 178
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An Ecological Study of the Breeding Birds of an Area near Choteau, Mont
Volume 31, Page 200
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Does a Grebe Spread Its Wings Just before Diving?
Volume 31, Page 211
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Birds of Autauga and Montgomery Counties, Alabama
Volume 31, Page 212
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Acadian Chickadees (Penthestes hudsonicus littoralis) in Boston and Vicinity in the Fall of 1913
Volume 31, Page 236
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Two Unrecorded Specimens of the European Widgeon from Massachusetts
Volume 31, Page 243
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Notes on the Habits of an Old-Squaw (Harelda hyemalis) and Two Lesser Scaup Ducks (Aythya affinis)
Volume 31, Page 244
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American Egret (Herodias egretta) in Rhode Island
Volume 31, Page 245
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Notes on an Unusual Flight of Stilt Sandpiper (Micropalama himantopus)
Volume 31, Page 246
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Extreme Emaciation in a Specimen of the Snowy Owl (Nyctea nyctea)
Volume 31, Page 247
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Another Species Added to the Avifauna of South Carolina
Volume 31, Page 248
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Starlings (Sturnus vulgaris) in Cambridge, Mass
Volume 31, Page 249
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Cowbird Note
Volume 31, Page 250
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The White-Winged Crossbill (Loxia leucoptera) in the District of Columbia
Volume 31, Page 251
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Unusual Nesting Site of the English Sparrow
Volume 31, Page 252
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The Red-Bellied Nuthatch (Sitta canadensis) Feeding among Weeds
Volume 31, Page 253
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The Acadian Chickadee (Penthestes hudsonicus littoralis) at Watch Hill, R. I
Volume 31, Page 254
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The Identity of Hypodes cinerea Cassin
Volume 31, Page 255
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Unusual Occurrences at Madison, Wis
Volume 31, Page 256
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Effect of Cold on Moult
Volume 31, Page 257
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Reichenow's 'Die Vögel'
Volume 31, Page 261
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Bunker on the Birds of Kansas
Volume 31, Page 263
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Job on the Quest of the Canvasback
Volume 31, Page 264
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Baker's 'Indian Pigeons and Doves'
Volume 31, Page 265
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Menegaux's Reprint of the Ornithology of the Echo du Monde Savant
Volume 31, Page 266
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Mathews' 'The Birds of Australia'
Volume 31, Page 267
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Hellmayr on the Avifauna of Timor
Volume 31, Page 268
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Valuable Economic Reports
Volume 31, Page 270
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Report on Introduced Pheasants in Massachusetts
Volume 31, Page 271
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The Ornithological Journals
Volume 31, Page 273
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Ornithological Articles in Other Journals
Volume 31, Page 281
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Publications Received
Volume 31, Page 284
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Researches of Gerhard Heilmann on the Origin of Birds
Volume 31, Page 287
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Notes and News
Volume 31, Page 289
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The Moults and Plumages of the Scoters, Genus Oidemia
Volume 31, Page 293
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A List of Birds from the Vicinity of Golden, Colorado
Volume 31, Page 309
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Early Records of the Wild Turkey
Volume 31, Page 334
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Osteology of the Passenger Pigeon (Ectopistes migratorius)
Volume 31, Page 358
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Notes on the Louisiana Clapper Rail (Rallus crepitans saturatus) in Texas
Volume 31, Page 363
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A New Subspecies of Dendragapus, (Dendragapus obscurus flemingi) from Southern Yukon Territory
Volume 31, Page 385
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An Undescribed Galapagos Race of Oceanodroma Castro
Volume 31, Page 388
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Thirty-Second Stated Meeting of the American Ornithologists' Union
Volume 31, Page 390
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A Misinterpretation
Volume 31, Page 394
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Concealing Postures of Grebes
Volume 31, Page 395
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European Widgeon (Mareca penelope) at Boston, Mass
Volume 31, Page 397
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The Woodcock Carrying Its Young
Volume 31, Page 398
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Choucalcyon versus Sauromarptis
Volume 31, Page 399
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Nuttall's Sparrow (Zonotrichia leucophrys nuttalli) Wintering in King Co., Wash
Volume 31, Page 400
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The Coahuila Cliff Swallow (Petrochelidon fulva pallida) in Texas
Volume 31, Page 401
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Three New Birds for Champaign County, Illinois
Volume 31, Page 402
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New Bird Records for Arizona
Volume 31, Page 403
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Birds Transporting Food Supplies
Volume 31, Page 404
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Chapman on New Birds from Colombia, Venezuela and Ecuador
Volume 31, Page 407
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Mearns on New African Birds
Volume 31, Page 408
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Stresemann on the Birds of Ceram
Volume 31, Page 409
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'Die Schwalbe,' the Austrian Bird Migration Report
Volume 31, Page 410
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Grinnell on the Mammals and Birds of the Lower Colorado Valley
Volume 31, Page 411
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Bangs and Phillips on Birds from Yunnan
Volume 31, Page 412
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Oberholser's Monograph of the Nighthawks
Volume 31, Page 413
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Beebe's Preliminary Pheasant Studies and Other Papers
Volume 31, Page 415
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Stresemann on Early Accounts of Birds of Paradise
Volume 31, Page 417
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Field Studies of the Food of Nestling Birds
Volume 31, Page 420
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Economic Ornithology in Recent Entomological Publications
Volume 31, Page 421
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Hewitt on 'The Protection of Birds in and around Ottawa'
Volume 31, Page 422
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A Note on 'The Effect of Extent of Distribution on Speciation'
Volume 31, Page 423
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The Ornithological Journals
Volume 31, Page 424
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Ornithological Publications in Other Journals
Volume 31, Page 430
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Publications Received
Volume 31, Page 432
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Notes and News
Volume 31, Page 435
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Observations on Birds of the South Atlantic
Volume 31, Page 439
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The Development of the Stomach in the Euphonias
Volume 31, Page 458
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Anatomical Notes on Trochalopteron and Sicalis
Volume 31, Page 461
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Early Records of the Wild Turkey. II
Volume 31, Page 463
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Some Winter Birds of Oklahoma
Volume 31, Page 473
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Notes on the Birds of Leon County, Florida: Third Supplement
Volume 31, Page 494
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The California Forms of the Genus Psaltriparus
Volume 31, Page 499
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A Review of the Genus Phœbetria
Volume 31, Page 526
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Harlequin Duck in Glacier National Park, Montana
Volume 31, Page 535
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Unusual Behavior of a Ruby-Throated Hummingbird (Archilochus colubris)
Volume 31, Page 536
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Breeding of the Red-Winged Blackbird (Agelaius phœniceus phœniceus) in Nova Scotia
Volume 31, Page 537
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Brewer's Blackbird (Euphagus cyanocephalus) Breeding in Southeastern Minnesota
Volume 31, Page 538
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The Snow Bunting Again in the Chicago Area
Volume 31, Page 541
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Bell's Vireo in Wisconsin
Volume 31, Page 542
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San Lucas Verdin (Auriparus flaviceps lamprocephalus) in California
Volume 31, Page 543
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West Virginia Notes
Volume 31, Page 544
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Some Winter Bird Notes from the Yellowstone National Park
Volume 31, Page 546
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Some Breeding Birds of Garrett Co., Md
Volume 31, Page 548
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Eaton's 'Birds of New York'
Volume 31, Page 550
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Swarth's List of Arizona Birds
Volume 31, Page 551
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Aiken and Warren on the Birds of El Paso County, Colorado
Volume 31, Page 552
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Recent Publications on Economic Ornithology
Volume 31, Page 553
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Further Observations by Collinge on the Dispersal of Weed Seeds by Birds
Volume 31, Page 554
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Food of the Common Partridge (Perdix perdix) of Europe
Volume 31, Page 555
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The Ornithological Journals
Volume 31, Page 556
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Ornithological Articles in Other Journals
Volume 31, Page 562
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Notes and News
Volume 31, Page 566
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Errata
Volume 31, Page 593