. Nature study and life. Nature study. 3o8 NATURE STUDY AND LIFE by a pair each year, and that the hfe of a robin is ten years, we shall have : 1st year { 2 + lo) 2d " (i2 + 60) (72 + 360) 12 rr)bins. 72 " 3d 4lh 5th 6th 7 th Sth 9th loth 50th 100th 43- =.592 " " " " " 20,155,392 " 120,932,352 " 1,616,400,000,000,000,000,000,000,000,000,000,000,000 " 1,320,000,000,000,000,000,000,000,000,000,000,000,000,000,000,- 000,000,000,000,000,000,000,000,000,000,000 If we do not have all the robins we want (and th


. Nature study and life. Nature study. 3o8 NATURE STUDY AND LIFE by a pair each year, and that the hfe of a robin is ten years, we shall have : 1st year { 2 + lo) 2d " (i2 + 60) (72 + 360) 12 rr)bins. 72 " 3d 4lh 5th 6th 7 th Sth 9th loth 50th 100th 43- =.592 " " " " " 20,155,392 " 120,932,352 " 1,616,400,000,000,000,000,000,000,000,000,000,000,000 " 1,320,000,000,000,000,000,000,000,000,000,000,000,000,000,000,- 000,000,000,000,000,000,000,000,000,000,000 If we do not have all the robins we want (and this applies to any living thing) it is because we do not l<now enough about rearing them or are not willing to act in accordance with our knowledge. In addition to this infinite power of multi- plication we must never lose sight of another law of biology, viz., that every living thing pos- sesses possibilities of development and im- FiG. 119. Young Robins Two Days Old provement. No OnC haS. 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-. Boston and London, Ginn & Co.


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectnatures, bookyear1902