. Birds'-nesting : a handbook of instruction in gathering and preserving the nests and eggs of birds for the purposes of study . Birds; Birds. 44 BIRDS-NESTING. 1 ^\ enclosed circle of shell. This must be done with great caution, for egg-shells grow more brittle to- ward the time of hatching. The hole being drilled, the lining membrane should be cleared away from the orifice with a penknife. Well-formed embryos cannot be got through any hole that can be made in the shell, and it must not be tried—there is every probability of ru- ining the specimen; they must be extracted piece- meal. First, a
. Birds'-nesting : a handbook of instruction in gathering and preserving the nests and eggs of birds for the purposes of study . Birds; Birds. 44 BIRDS-NESTING. 1 ^\ enclosed circle of shell. This must be done with great caution, for egg-shells grow more brittle to- ward the time of hatching. The hole being drilled, the lining membrane should be cleared away from the orifice with a penknife. Well-formed embryos cannot be got through any hole that can be made in the shell, and it must not be tried—there is every probability of ru- ining the specimen; they must be extracted piece- meal. First, a stream of water should be introduced by means of a syringe, and the egg then gently shaken, after which the blow-pipe may again be resorted to, until by the ultimate use of both in- struments, aided by minia- ture scissors, hooks, knives and forceps, the embryo is cut to pieces and completely removed. Some types of the forms of these miniature oOsur- gical instruments, as I may be pardoned for calling. Fig. 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 Ingersoll, Ernest, 1852-1946. Salem, Mass. : George A. Bates
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbirds, bookyear1882
