On the Origin of Species by Means of Natural Selection, Or, The Preservation of Favoured Races in the Struggle for Life |
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Page 189
... nest : when the nest is much disturbed and the larvæ and pupæ are exposed , the slaves work energetically with their masters in carrying them away to a place of safety . Hence it is clear that the slaves feel quite at home . During the ...
... nest : when the nest is much disturbed and the larvæ and pupæ are exposed , the slaves work energetically with their masters in carrying them away to a place of safety . Hence it is clear that the slaves feel quite at home . During the ...
Page 190
... nest , and they alone open and close the doors in the morning and evening ; and , as Huber expressly states , their principal office is to search for aphides . This difference in the usual habits of the masters and slaves in the two ...
... nest , and they alone open and close the doors in the morning and evening ; and , as Huber expressly states , their principal office is to search for aphides . This difference in the usual habits of the masters and slaves in the two ...
Page 191
... nest of F. flava , and quickly ran away ; but in about a quarter of an hour , shortly after all the little yellow ants had crawled away , they took heart and carried off the pupæ . One evening I visited another community of F. san ...
... nest of F. flava , and quickly ran away ; but in about a quarter of an hour , shortly after all the little yellow ants had crawled away , they took heart and carried off the pupæ . One evening I visited another community of F. san ...
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Common terms and phrases
accumulated adapted affinities allied species amount analogous ancient animals appear archipelago become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common parent continuous crossed crustaceans degree difficulty distant distinct species divergence domestic doubt eggs embryo endemic Europe existing exterminated extinct extremely facts favourable fertility flower formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites hybrids hybrids produced important increase in number individuals inhabitants inherited insects instance instincts intercrossing land larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest occasionally oceanic islands offspring perfect pigeons pistil plants pollen present probably produced progenitor ranked reciprocal crosses remarked resemblance seeds sexual selection Silurian slight South America sterility structure struggle successive suppose swimbladder theory tion trees variability variations vary whole widely