Contents
Otus Petersoni, a New Screech-owl from the Eastern Andes, with Systematic Notes on O. Colombianus and O. Ingens
John W. Fitzpatrick and John P. O'Neill
Mating System and Reproductive Success of a Small Population of Polygamous Snowy Plovers
John S. Warriner, Jane C. Warriner, Gary W. Page, and Lynne E. Stenzel
Temporal Dynamics of Neotropical Birds with Special Reference to Frugivores in Second-growth Woods
Thomas E. Martin and James R. Karr
Structure, Seasonal Dynamics, and Habitat Relationships of Avian Communities in Small Even-aged Forest Stands
Richard H. Yahner
Late Summer-spring Movements of Juvenile Sage Grouse
Peter O. Dunn and Clait E. Braun
Assortative Mating and Sexual Dimorphism in the Common Tern
Malcolm C. Coulter
Ruddy Turnstones, Great Horned Owls, and Egg Loss from Common Tern Clutches
Ralph D. Morris and David A. Wiggin
Prey-size Selection in Nesting Male and Female Cooper's Hawks
Patricia L. Kennedy and Donald R. Johnson
Hunting Success of Some Missouri Raptors
Brian Toland
Ornithological Literature
Wilson Bulletin
Covers
Back Matter (PDF)
Wilson Bulletin
Front Matter (PDF)
Wilson Bulletin
General Notes
Growth of Shiny Cowbird and Host Chicks
James W. Wiley
Autumn Sandhill Crane Habitat Use in Southeast Oregon
Carroll D. Littlefield
Diets of House Sparrows in Urban and Rural Habitats
Ann P. Gavett and James S. Wakeley
Vegetation Structure and Vesper Sparrow Territory Location
J. Michael Reed
Male and Female Parental Care in Tree Swallows
Terry E. Quinney
Extrapair Copulations in the Tree Swallow
Michael P. Lombardo
Polygyny in the Yellow Warbler
Dominick A. Dellasala
Two Male Bobolinks Feed Young at the Same Nest
Eric K. Bollinger, Thomas A. Gavin, Catherine J. Hibbard, and J. Timothy Wootton
Winter Diets of Vultures in Southcentral Pennsylvania
Richard H. Yahner, Gerald L. Storm, and Anthony L. Wright
Breeding Biology of the Seychelles Black Parrot (coracopsis Nigra Barkly)
Robert E. Merritt, Patricia A. Bell, and Victorin Laboudallon
Additions to Records of North American Avifauna in Yucathn, Mexico
David T. Rogers Jr., Jesus Garcia B., and Antonio Rogel B.
Choice of Nest Boxes by Cavity-nesting Ducks
Harry G. Lumsden, Judy Robinson, and Ronald Hartford
Rock Doves Nesting in Trees
A. Townsend Peterson
Laaghing Gull Nesting Attempt on Lake Erie
Elliot J. Tramer and Louis W. Campbell
Adult Male Blue Grouse Eats Lizards
Lee H. Simons