Elements of Natural History; Embracing Zoology, Botany and Geology for Schools, Colleges and Families Volume 1

Elements of Natural History; Embracing Zoology, Botany and Geology for Schools, Colleges and Families Volume 1

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1854 edition. Excerpt: ...titer forwards or backwards. FAMILY OF DAY BIRDS OF PREY, OR DIURN.E. 7. The Diurnae have their eyes directed sidewise; the head and neck are well proportioned; (Plute 3, Kg. 1. 6/-c.) the nares are pierced through a naked membrane, called cera, which covers the base of the beak; they have three toes in front and one behind without feathers, and the two external ones are almost always united at their base by a short membrane; flight powerful; the quills strong; the plumage close; the sternum large and completely ossified, and the fourchette semi-circular, and widely separated; finally, the stomach is almost entirely membranous, and the intestines of small extent. 8. The family of Diuraae is divided into three principal tribes, easily recognised by the following characters: (Tribes.) A more or less consider-) able part of the head and Vultures. neck destitute of feathers. DlURNAl Rapaces," having Eyes even with the head, and talons proportionally feeble. Head covered with fea-J ihers. Griffins. Eyes surmounted by a projecting eyebrow which ) makes them appear sunk in the head; talons very Falcons. strong. 5. What is the condition of birds of prey at the time of birth? 6. Into what families is the order of Rapaces divided? How are the Diurnae characterised? In what respects do the Nocturnoe differ from the Diurrras? 7. How are the Diurnse distinguished? On finding a membranous stomach and intestines of small extent in a bird, upon what would you infer that it habitually fed? 8. Into what tribes is the family of Diurnte divided? What are the characters of Vultuies? How do Griffins differ from Vultures? What are the characters of Falcons? 33 VULTURES. Tribe of Vultures. 9. The Vultures, --Vultur, --are recognised by the nakedness of a portion of...show more

Product details

  • Paperback | 198 pages
  • 189 x 246 x 11mm | 363g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236507266
  • 9781236507266