All who seek the elusive Ivory-billed Woodpecker rely on this elegant treatise from 1942, an extensive profile of the species' characteristics and habits that includes its original distribution patterns; the history of its disappearance; and its feeding, nesting, and breeding habits. 20 halftones, 17 tables, 22 other illustrations. Unabridged republication of Research Report #1 of the National Audubon Society, 1942.
Here's a sample of other books in this Dover category
Bird Song and Bird Behavior by Donald J. Borror Noted ornithologist's outstanding field recordings of songs and calls. Each set covers 60 birds with several recordings for each. Accompanying 32-page manual describes birds and songs, illustrates each bird.
Common Bird Songs CD by Donald J. Borror The songs and calls of 60 birds of the United States and Canada reproduced on CD. Accompanying book describes and comments on the songs and calls on the CD. 50-minute CD and 64-page book.