English:
Identifier: animansmanelemen00kell (find matches)
Title: The animans and man; an elementary textbook of zoology and human physiology
Year: 1911 (1910s)
Authors: Kellogg, Vernon L. (Vernon Lyman), 1867-1937 McCracken, Mary Isabel
Subjects: Zoology Physiology
Publisher: New York, H. Holt and company
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library
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in the schoolroom withthe collection), the specimenand corresponding data beinggiven a common number so thattheir association may be recog-nized. In the following para-graphs are given brief directionsfor catching, pinning up, andcaring for insects, for makingskins of birds and mammals,FIG. 241. insect killing-bottle; and for the alcoholic preserva-cyanide of potassium at hot- tion of other kinds of animals. Paris C°Vered Wkh PkSter °f Insects-~For catching insects there are needed a net, a killing-bottle, a few small vials of alcohol, and a few smallboxes to carry home live specimens, cocoons, galls, etc. Forpreparing and preserving the insects there are needed insect-pins, cork- or pith-lined drawers or boxes, and small wide-mouthed bottles of alcohol. The net, about 2 feet deep, tapering and rounded at itslower end, is made of cheesecloth or bobinet (not mosquito-netting, which is too frail), attached to a ring, one foot indiameter, of No. 3 galvanized iron wire, which in turn is
Text Appearing After Image:
REARING AND COLLECTING ANIMALS 475 fitted into a light wooden or cane handle about three and ahalf feet long. The killing-bottle (fig. 241) is prepared by putting a fewsmall lumps (about a teaspoonful) of cyanide of potassiuminto the bottom of a wide-mouthed bottle holding about fourounces, and covering this cyanide with wet plaster of Paris.When the plaster sets it will hold the cyanide in place, andallow the fumes given off by its gradual volatilization to fillthe bottle. Insects dropped into it will be killed in fromtwo or three to ten minutes. Keep a little tissue paper inthe bottle to soak up moisture and to prevent the specimensfrom rubbing. Also keep the bottle well corked. Labelit Poison, and do not breathe the fumes (hydrocyanic gas).Insects may be left in it over night without injury to them. Butterflies or dragon-flies too large to drop into the kill-ing-bottle may be killed by dropping a little chloroform orbenzine on a piece of cotton, to be placed in a tight box withthem
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