. Civic biology; textbook of problems, local and national, that can be solved only by civic coöperation. Biology. SPECIAL PKOBLEMS OE INSECT CUMlii)L 151 Water will not do this, because the openings are protected agaiiist its entrance by oily secretions. Compare the effect of dipping an insect into water and into kerosene. Next, beginning at the head, study all organs and mov- able parts {(ippendages) : the eyes, feelers ( antennas rci)la(ing Head Prothorax Mesothomx Metathorax Abdomen Comppiind Ey^ \ I / / Simpt^ Eye/ | ^^.^ ^,.^^^ / / ^/â,; j,^âj, / Ear / d*. Spiracles 'Trochanter Mandible
. Civic biology; textbook of problems, local and national, that can be solved only by civic coöperation. Biology. SPECIAL PKOBLEMS OE INSECT CUMlii)L 151 Water will not do this, because the openings are protected agaiiist its entrance by oily secretions. Compare the effect of dipping an insect into water and into kerosene. Next, beginning at the head, study all organs and mov- able parts {(ippendages) : the eyes, feelers ( antennas rci)la(ing Head Prothorax Mesothomx Metathorax Abdomen Comppiind Ey^ \ I / / Simpt^ Eye/ | ^^.^ ^,.^^^ / / ^/â,; j,^âj, / Ear / d*. Spiracles 'Trochanter Mandible Maxilla 'Femur â .Tibia 'â .Tarsus Labium. 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 Hodge, Clifton Fremont, 1859-; Dawson, Jean, 1873-. Boston, Ginn
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