The Condor Volume 10-11

The Condor Volume 10-11

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1908 edition. Excerpt: ...the tree, about fifteen feet from the ground, near the end of a small horizontal branch about two feet from the trunk of the tree. Both parent birds were about, and I shot the nearest, which proved to be the male. The other bird was unfortunately lost in the brush. The nest contained three eggs, advanced in incubation; very pale blue in color, sparsely spotted at the larger end with light reddish brown. One of the eggs had on one side, near the smaller end a heavy comma-shaped streak about one-fourth of an inch long, and one other egg had a heavy, irregular line about the same size in a similar position; these streaks were deep umber-colored. The other egg had no large marks. The eggs also showed a very few minute black pinpoint marks at their larger ends. The nest was very neatly built, well-cupped and well-concealed by the very thick terminal twigs of the white spruce branch. Depth (outside), two and onehalf inches; (inside) one and one-half inches. Diameter (external) two and onehalf inches; (internal) one and one-half inches; composed of small dead spruce twigs, a few grasses, fibrous bark shreds, and a few shreds of cottony substance; lined with fine grass fibers and hair, mixed with a few bunches of moss fibers. WAS interested in Mr. Rockwell's "Plan for Cooperative Ornithology" printed in the September CONDoR. A word should be spoken on this subject from the standpoint of general biology as well as from that of ornithology. That there are more observers of the natural habits of birds than of any other group of animals is, I suppose, beyond question. As a result there is more accurate knowledge pertaining to this aspect of these than of any other animals. A large portion of that knowledge is unpublished and hence...
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Product details

  • Paperback | 254 pages
  • 189 x 246 x 13mm | 458g
  • United States
  • English
  • black & white illustrations
  • 1236905164
  • 9781236905161