. Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets. Nature study. 31S Handbook of Nature-Study black stripe? Are the yellow spots in the middle, or at each edge of the stripe? 3. How do the front three pairs of legs look? How do they compare with the prolegs ? How many prop-legs are there ? What is the color of the prolegs? How are they marked? Describe the prop-leg. What is its use? 4. Observe the caterpillar eating a leaf. How does it manage so as not to waste any? 5. Have you found the egg-from which the caterpillar came? What color is it? Where
. Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets. Nature study. 31S Handbook of Nature-Study black stripe? Are the yellow spots in the middle, or at each edge of the stripe? 3. How do the front three pairs of legs look? How do they compare with the prolegs ? How many prop-legs are there ? What is the color of the prolegs? How are they marked? Describe the prop-leg. What is its use? 4. Observe the caterpillar eating a leaf. How does it manage so as not to waste any? 5. Have you found the egg-from which the caterpillar came? What color is it? Where is it laid? 6. How does the young caterpillar look? What are its colors? How many fleshy spines has it on each segment? Are these white on the white segments and black on the black segments ? What is the color of the spines at their base?. Black swallow-tail butterfly. Photo by M. V, Slingerland. 7. Watch one of these caterpillars shed its skin. How does it pre- pare for this? How does it spin its carpet? Where does the silk come from? Describe how it acts when shedding its skin? 8. When a caterpiUar is full grown, how does it hang itself up to change to a chrysalis ? How does it make the silk button ? How does it weave the loop or halter? How does it fasten it? When the halter is woven what does the caterpillar do with it? Describe how the last caterpillar skin is shed. How does the insect use its loop or halter while getting free from the molted skin? 9. Describe the chrysaUs. What is its general shape? What is its color? Is it easily seen? Can you see where the wings are, within the chrysalis? How is the chrysalis supported? 10. How does the chrysahs look when the butterfly is about to emerge? Where does it break open? How does the butterfly look at first?. 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
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