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Life History of the Black-throated Trogon
Alexander F. Skutch

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A Field Study of Temperature Regulation in Young Least Terns and Common Nighthawks
Thomas R. Howell

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Observations on the Fulvous Tree Duck in Louisiana
Brooke Meanley and Anna Gilkeson Meanley

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Comments on Species Recognition with Special Reference to the Wood Duck and the Mandarin Duck
William C. Dilger and Paul A. Johnsgard

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Variation in the Songs of the Rufous-sided Towhee
Donald J. Borror

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Observations on Territorial Behavior of Least Flycatchers
David E. Davis

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Notes on the Nesting of Selected Species of Birds of the Sonoran Desert
M. Max Hensley

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Ornithological News
Wilson Bulletin

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Wilson Society Membership Committee
Wilson Bulletin

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Josselyn Van Tyne Memorial Library
Wilson Bulletin

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Ornithological Literature
Wilson Bulletin

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Back Matter (PDF)
Wilson Bulletin

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Front Matter (PDF)
Wilson Bulletin

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Leg-muscle Formulae and Systematics
Andrew J. Berger

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Tufted Titmouse Feeding on a Shrew
Richard C. Fleming

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Interaction Between a Feral Parakeet and House Sparrows
Thane S. Robinson

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Yellow-breasted Chat Parasitized by Tick
Don Bleitz

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Scissor-tailed Flycatcher in Northern Minnesota
Gordon W. Gullion and Bruce A. Brown

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New Bird Records for St. Croix, Virgin Islands
G. A. Seaman

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Foster-feeding and Polygamy in the Purple Martin
William E. Southern

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Nesting Concentration of Long-eared Owls in Cochise County, Arizona
John J. Stophlet

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A Palm Warbler in Oklahoma
John S. Tomer