Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 611
THREE BREATHING OPENINGS (SPIRACLES) ON THE SIDEOF THE BODY OF A CRICKET. (MAGNIFIED.) and with certain insects can practically be closedagainst the entrance of water. Of course there A MAGNIFIED VIEW OF THE SPIRACLE OF A SILKWORM. do, by means of gills, but with this difference,that the blood of…
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