. A textbook in general zoology. Zoology. 288 BIRDS into trees. These birds diill holes into the trees, impale the larva' on the long barbed tongues, draw them out, and devour them. The yellow-bellied sapsucker is a wood- pecker that is very fond of the sap of forest and fruit trees. And, although it devours many in- sects, it undoubtedly damages trees by boring rows of holes through the soft bark to obtain the sap. Whippoorwills, swifts, and humming birds. —This group of birds contains forms that differ so much from each other in appear- ances that their close relationship M"ould scarcel
. A textbook in general zoology. Zoology. 288 BIRDS into trees. These birds diill holes into the trees, impale the larva' on the long barbed tongues, draw them out, and devour them. The yellow-bellied sapsucker is a wood- pecker that is very fond of the sap of forest and fruit trees. And, although it devours many in- sects, it undoubtedly damages trees by boring rows of holes through the soft bark to obtain the sap. Whippoorwills, swifts, and humming birds. —This group of birds contains forms that differ so much from each other in appear- ances that their close relationship M"ould scarcely be recog- nized. Their wings. are long and pointed With the exception Fig. 104. — Ne.^.t of a riibj'-tliroated humming bird. and, in general, they are swift flj'ers. of the humming birtls, they live upon insects caught while the birds are in full flight. The whippoorwill is common in the eastern United States and is kno\Mi by its peculiar call. In the da^'time it remains silent and hidden in dark, deep recesses of the wootls, commg forth only at night to chase 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 Herrick, Glenn W. (Glenn Washington), 1870-1965. New York, Cincinnati [etc. ] American Book Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectzoology, bookyear1912
