. Comparative zoology, structural and systematic : for use in schools and colleges. Zoology; Anatomy, Comparative; Physiology, Comparative. 328 COMPARATIVE 'I Fig. 305.—African Ostrich (Struthio camelus). New Zealand (Di- nomis, or Moa). This singular ge- ographical distri- bution, like that of the Dipnoi and Marsupials, shows that the group was once widely spread over the earth, but is now greatly re- stricted in area. Subclass II. Carinatae. Birds with a keeled sternum, and with devel- oped functional wings. A. Aquatic Bikds.—Specially organized for swimming; the body flattened, an
. Comparative zoology, structural and systematic : for use in schools and colleges. Zoology; Anatomy, Comparative; Physiology, Comparative. 328 COMPARATIVE 'I Fig. 305.—African Ostrich (Struthio camelus). New Zealand (Di- nomis, or Moa). This singular ge- ographical distri- bution, like that of the Dipnoi and Marsupials, shows that the group was once widely spread over the earth, but is now greatly re- stricted in area. Subclass II. Carinatae. Birds with a keeled sternum, and with devel- oped functional wings. A. Aquatic Bikds.—Specially organized for swimming; the body flattened, and cov- ered with water-proof cloth- ing—feathers and down ; the legs short (the knees being wholly withdrawn within the skin of the body), and set far apart and far back; the feet webbed, and hind-toe elevated or absent. The legs are al- ways feathered to the heel at least. They are the only Birds whose neck is sometimes longer than the legs. 1. Pygopodes, or Divers.— mi i „ r - , Fig. 306.—Penguin {Aptenodytes Pennan- lnese lowest of the leathered tu). Falkland 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 Orton, James, 1830-1877; Birge, E. A. (Edward Asahel), 1851-1950. New York : Harper & Bros.
Size: 1391px × 1796px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1883
