Breeding, training, management and diseases of the horse and other domestic animals (1893)
Heard, J. M. (John M.) · New York : J.M. Heard · leaf 184
Fig. 77. Dog louse. Fig. 78. Fowl louse. They are propagated by eggs. Tliese are known asnits, and in many species of animal are found attachedto the hair by a gluey substance. Symptoms.—All animals reveal the presence of theseparasites by rubbing and scratching. If long contin-ued, the skin will…
Veterinary medicine · Horses · Bookbinding
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