Identifier: californi00felb (find matches)
Title: Birds of California in Relation to the Fruit Industry
Year: 1907 (1900s)
Authors: F.E.L. Beal
Subjects: Birds--California--Fruit--Diseases and pests.
Publisher: Washington, D.C. : U.S. Dept. of Agriculture, Biological Survey
Contributing Library: University of Florida, George A. Smathers Libraries
Digitizing Sponsor: University of Florida, George A. Smathers Libraries with support from LYRASIS and the Sloan Foundation

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subspecies of warblers are known withinthe limits of the United States, and a majority of these occur in theWest, though perhaps they are not so abundant individually as inthe Mississippi Valley and Appalachian region. The genus Dendroica, as the one best exhibiting the characteristictraits of the group, may be taken as the type of the family. Thereare about 30 species and subspecies of the genus in this country, andthe ones whose food is discussed in the following pages occur inCalifornia and on the Pacific coast generally. In a resume of the food of the warbler family one is impressedwith the general noxious character of the insects which compose it.The order of Hemiptera, commonly called bugs, contains some of theworst insect pests that afflict mankind. Moreover, from their smallsize and unobtrusive habits they are not eaten by many of the largerbirds and are difficult to exterminate by the devices of man. Butin some of their multiple forms they are preyed upon by the warblers •
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Audubon Warbler Dendroica audubonk . w m:i;i i Its. \:\ t,» an average extent of more than • percent of the whole I I. I oj tin- other insert food, also, i either of .1 noxious iol>al)l\ no liner tribute i the beneficial char irtei* of these birds than thai of Dr. KM mi (one-, who says: with tireless industry d the Warblers l>efrlend the human race; their onconis zeal plays clue pari in Hit nice acljustiueiil of Natures forces, belplng tobring ahout the halancc of vegetable and luseel life, without which agriculturewould l>e in vain. They visit the orchard when the apple and pear, the peach,plum, and cherry, are in bloom, seeming t revel carelessly amid the aweeticented and delicately tinted blossoms, but never faltering in their good work.Thej peer into the crevices of the bark, scrutinize each leaf, and explore thewr> heart of the buds, t<&

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