| Comparison with 1860 |
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cuckoo ejecting its foster-brothers,— ants making slaves,— the larvæ of ichneumonidæ feeding within the live bodies of caterpillars,— not as specially endowed or created instincts, but as small consequences of one general law,
leading to the advancement of all organic beings,
namely, multiply, vary, let the strongest live and the weakest die.
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cuckoo ejecting its foster-brothers,— ants making slaves,— the larvæ of ichneumonidæ feeding within the live bodies of caterpillars,— not as specially endowed or created instincts, but as small consequences of one general
law, | law, 1859 1860 1861 1866 1869 | | law 1872 |
| beings, 1859 1860 1861 | | beings,— 1866 1869 1872 |
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