. Elementary biology; an introduction to the science of life. Biology. Fig. 223. The horse botfly [Gastrophilus eqici). (Somewhat enlarged) The egg, a, is laid on the hair of the horse and is swallowed, together with the larva, h, in the saliva. In the stomach the larvae attach themselves, often causing serious irri- tations and incapacitating the animal for work. The larvae escape from the host with the excrement, and then pupate in the ground, c, pupa; (/, adult alimentary canal. They finally lodge under the skin and thus ruin millions of dollars' worth of hides, besides making the animals s
. Elementary biology; an introduction to the science of life. Biology. Fig. 223. The horse botfly [Gastrophilus eqici). (Somewhat enlarged) The egg, a, is laid on the hair of the horse and is swallowed, together with the larva, h, in the saliva. In the stomach the larvae attach themselves, often causing serious irri- tations and incapacitating the animal for work. The larvae escape from the host with the excrement, and then pupate in the ground, c, pupa; (/, adult alimentary canal. They finally lodge under the skin and thus ruin millions of dollars' worth of hides, besides making the animals sick and reducing their milk and beef 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 Gruenberg, Benjamin C. (Benjamin Charles), 1875-1965. Boston New York [etc. ] Ginn and company
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishe, booksubjectbiology
