...44 of the Department of Agriculture gives the residuumof an exhausting examination of 3,398 warbler stomachs, fromseventeen species of birds, and the result is: 94... 
William T. Hornaday 「Our Vanishing Wild Life」
...Prothonotary Warbler...
Chester A. Reed 「The Bird Book」
...This species is very similar tothe Yellow Warbler but the entirehead and neck of the maleare yellowish chestnut...
Chester A. Reed 「The Bird Book」
...In the woodsthey bear some resemblance to theBlack and White Warbler, but donot have the creeping habits of thatspecies...
Chester A. Reed 「The Bird Book」
...This very rare Warbler is bluish gray above,streaked with black, and yellow below with thethroat and sides streaked...
Chester A. Reed 「The Bird Book」
...The Warbler family, Sylviidae, is a large one, found all throughthe Eastern Hemisphere...
John Albert Leach 「An Australian Bird Book」
...Speckled Jack, the Speckled Warbler (Little Field-Wren), isa tame little bird with a pleasing song...
John Albert Leach 「An Australian Bird Book」
...303 Purple-backed Superb Warbler (Wren), M...
John Albert Leach 「An Australian Bird Book」
...A rather large Warbler...
Frank M. Chapman 「What Bird is That?」
...A tree-top Warbler of deciduous forests, nesting from25 to 60 feet above the ground...
Frank M. Chapman 「What Bird is That?」
...Its song bears a markedresemblance to that of the Parula and its call-note is saidto be like the tchep of the Myrtle Warbler...
Frank M. Chapman 「What Bird is That?」
...Toward the end of the May Warbler 'waves' the Blackpollscome in force...
Frank M. Chapman 「What Bird is That?」
...A gray Warbler with a yellow throat...
Frank M. Chapman 「What Bird is That?」
...A tail-wagging Warbler that frequents bushy places,weedy fields and open pine woods and gardens, living nearthe ground where it may be easily seen...
Frank M. Chapman 「What Bird is That?」
...The Palm Warbler (D...
Frank M. Chapman 「What Bird is That?」
...Wilson's Warbler, a flycatching Warbler of the lowergrowth, favors bushes near water, but is also found indryer places...
Frank M. Chapman 「What Bird is That?」
...She knows that the yellow warbler is a gentle, amiable,devoted mother, who will probably work herself to death, if necessary,rather than let the big baby cowbird starve...
Neltje Blanchan 「Birds Every Child Should Know」
...Some children I know call this black andwhite warbler the little zebra bird...
Neltje Blanchan 「Birds Every Child Should Know」
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