. Elementary zoology. Zoology. 360 ELEMENTARY ZOOLOGY bird by aid of an opera-glass or often with the unaided eye. Such books make no pretence to be scientific manuals nor to include any but the more usual and strongly marked species. They are usually limited to the birds of a restricted region. Such books are readily obtainable. There are several popular illustrated "bird-magazines' devoted to accounts of the life and habits of birds. Of these " Bird-lore " is the organ of the Audubon Society for the Protection of Fig. 142.—Western chipping sparrow, Splzella socialis ar


. Elementary zoology. Zoology. 360 ELEMENTARY ZOOLOGY bird by aid of an opera-glass or often with the unaided eye. Such books make no pretence to be scientific manuals nor to include any but the more usual and strongly marked species. They are usually limited to the birds of a restricted region. Such books are readily obtainable. There are several popular illustrated "bird-magazines' devoted to accounts of the life and habits of birds. Of these " Bird-lore " is the organ of the Audubon Society for the Protection of Fig. 142.—Western chipping sparrow, Splzella socialis arizonae. (Photo- graph from life by Eliz. and Jos. Grinnell.) In trying to become acquainted with the birds of a locality it must be borne in mind that the bird-fauna of any region varies with the season. Some birds live in a certain region all the year through; these are called resi- dents. Some spend only the summer or breeding season in the locality, coming up from the South in spring and flying back in autumn ; these are summer residents. Some spend only the winter in the locality, coming down from. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kellogg, Vernon L. (Vernon Lyman), 1867-1937. New York : H. Holt and company


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1902