. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. COLLECTION OF NESTS AND EGGS 51 instance when numbers of birds of similar habits are breeding close together; or even impos- sible, as in case the parent eludes observ
. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. COLLECTION OF NESTS AND EGGS 51 instance when numbers of birds of similar habits are breeding close together; or even impos- sible, as in case the parent eludes observation. Sometimes the most acute observer may be mistaken, circumstances appearing to prove a parentage when such is not the fact. It is in general advisable to secure the parent with the eggs: if shot or snared on the nest, the identification is simply unquestionable. If you do not yourself knovi' the species, it then becomes neceasary to secure the specimen, and retain it with the eggs. It is not required to make a perfect preparation ; the head, or better, the head and a wing, will answer the purpose. When egging in downright earnest, a pair of climbing irons, a coil of -J inch rope, and a tin collecting box filled with cotton, liecome practically indispensable; these are the only field implements required in addition to those already specified. Preparing Eggs. For blowing eggs, a set of special tools is needed. These are " egg- drills,"— steel implements with a sharp-pointed conical head of rasping surface, and a slender shaft; several such, of difierent sizes, are needed; also, blow-pipes of difl'erent sizes, a delicate. 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 Coues, Elliott, 1842-1899. Boston, Estes and Lauriat
Size: 1064px × 2349px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1894
