. Bird-life : a guide to the study of our common birds. Birds -- United States; Birds -- United States Pictorial works. 32 FORM AND HABIT: THE BILL. corolla. In the Tooth-billed Hummer {Androdon) both being also hooked, and the bird feeds on insects which it captures on the surface of leaves and other places. Among the Woodhewers {Dendrocolaptida) of South America there is fully as much variability, which reflects equally variable feeding habits. Some species have short, stout, straight bills, others exceedingly long, slender, curved ones. Mergansers, Gannets, An- hingas, and other birds them
. Bird-life : a guide to the study of our common birds. Birds -- United States; Birds -- United States Pictorial works. 32 FORM AND HABIT: THE BILL. corolla. In the Tooth-billed Hummer {Androdon) both being also hooked, and the bird feeds on insects which it captures on the surface of leaves and other places. Among the Woodhewers {Dendrocolaptida) of South America there is fully as much variability, which reflects equally variable feeding habits. Some species have short, stout, straight bills, others exceedingly long, slender, curved ones. Mergansers, Gannets, An- hingas, and other birds them under water, have. Fig. IS.—Serrate bill of Merganser, a eating bird. ('/a natural size.) that catch fish by pursuing sharply serrate mandibles their slippery prey. Some shore birds (Limicolce) use the bill which aid them in holding a probe,. 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 Chapman, Frank M. (Frank Michler), 1864-1945; Seton, Ernest Thompson, 1860-1946. New York : Appleton
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Keywords: ., bo, bookcentury1900, bookdecade1900, booksubjectbirdsunitedstates
