Cover
Front Matter
Bird Observer
Back Matter
Bird Observer
Contents
Prairie Birding through New England Eyes
John C. Young
The Double Edge Effect
John C. Kricher
Do Vagrant Birds in Massachusetts Reflect Population Growth and Dispersal Rather Than Weather Patterns?
Richard R. Veit
Peregrine Day: Close Enough
Peter Trull
Herring Gulls Nest on Slanting Roof
William E. Davis Jr.
Book Views
Brian E. Cassie
Ash-throated Flycatcher: First for the Vineyard
George Daniels
Field Records: November-december 1989
Glenn d’Entremont, Richard A. Forster, George W. Gove, and Robert H. Stymeist
Christmas Bird Count, 12/16/89 - 1/3/90
Robert H. Stymeist
Meet Ben, Cathy, and John Sill
Dorothy R. Arvidson
At a Glance
Simon Perkins