. The animans and man; an elementary textbook of zoology and human physiology. dadult quickly issues. The adult Mayfly takes no food andlives only a few hours, or at most a few days. The May-flies have the shortest adult stage of all insects. Thefemale drops her eggs into the water. Moths and butterflies are among the most attractive andinstructive insects to collect and classify and to rear as caterpillars and chrysalids in theschoolroom or at home. Someof the most beautiful butterfliesand largest and most strikingmoths are common all over thecountry and their eggs, or cater-pillars at least,
. The animans and man; an elementary textbook of zoology and human physiology. dadult quickly issues. The adult Mayfly takes no food andlives only a few hours, or at most a few days. The May-flies have the shortest adult stage of all insects. Thefemale drops her eggs into the water. Moths and butterflies are among the most attractive andinstructive insects to collect and classify and to rear as caterpillars and chrysalids in theschoolroom or at home. Someof the most beautiful butterfliesand largest and most strikingmoths are common all over thecountry and their eggs, or cater-pillars at least, can certainly be found and reared in simple .. ,, ,. {; breeding-cages (for directions for ) «* making see Appendix II) in theschoolroom. Directions for thestudy of caterpillars have alreadybeen given in Chapter VIII. Scudders Every-day Butterflies,Mary Dickersons Moths and Butter-flies, and Eliot and Soules Cater-pillars and their Moths, are admirablebooks. Reference to them will givesuggestions for an unlimited amount ofYoung (nymph) of observation. Scudders Life of a. FIG. 71. a Mayfly, showing (g) Butterfly» is a detailed account of the ^^ butterfly. Comstocks How . ., ,, to Know the Butterflies and Holland sThe Butterfly Book, are finely illus-trated manuals of butterfly classification. tracheal gills (Threetimes natural size; alterJenkins and Kellogg.) Scorpions, spiders, mites, and ticks (class Arachnida).— The class Arachnida is composed of Arthropods whose body-segments are grouped into two regions, a cephalothorax bear-ing the mouth-parts, eyes, and legs, and an abdomen. The ARTHROPODS AND MOLLUSCS
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Keywords: ., bookcentury1900, bookd, booksubjectphysiology, booksubjectzoology
