. Bird world : a bird book for children. Birds -- North America Popular works. FEATHERS AND FLIGHT. 173 rear one, and you will see that they unite again. With a microscope you can find the hooks by which one barb holds fast to the one in front of it. Now we. Fig. 32. — Wing Feather. understand why the air does not blow through the feathers. The strong feathers, which the bird uses like oars, are in the wings and tail. The shorter feathers, which cover the back, breast,.and head, form webs in the same way, but in their case it is to keep the bird warm and dry. When a bird has had his feathers r
. Bird world : a bird book for children. Birds -- North America Popular works. FEATHERS AND FLIGHT. 173 rear one, and you will see that they unite again. With a microscope you can find the hooks by which one barb holds fast to the one in front of it. Now we. Fig. 32. — Wing Feather. understand why the air does not blow through the feathers. The strong feathers, which the bird uses like oars, are in the wings and tail. The shorter feathers, which cover the back, breast,.and head, form webs in the same way, but in their case it is to keep the bird warm and dry. When a bird has had his feathers ruffled or wet, he sits on some perch and rearranges them with his bill, so that they lie smoothly in their proper places. Some birds have feathers which have grown in such peculiar forms that they are used in special ways. The Chimney Swift, Downy Woodpecker, and Fig. 33. —Strong Feather of Chimney Swift. Brown Creeper have stiff or spiny tail feathers which half support the bird in climbing. Many sepa- rate feathers of tropical birds grow into beautiful or wonderful forms. The Birds of Paradise have many such ornamental 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 Stickney, J. H. (Jenny H. ), b. 1840; Hoffmann, Ralph, b. 1870; Seton, Ernest Thompson, 1860-1946. Boston : Ginn
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Keywords: ., bookauthorhoffmann, bookcentury1800, bookdecade1890, bookyear1898
