Tropical nature, and other essaysMacmillan, 1878 - 356 pages |
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Page 208
... evidence . In the section on " Pre- ference for particular Males by the Females , " the facts quoted show indifference to colour , except that some colour similar to their own seems to be preferred . But in the case of the hen canary ...
... evidence . In the section on " Pre- ference for particular Males by the Females , " the facts quoted show indifference to colour , except that some colour similar to their own seems to be preferred . But in the case of the hen canary ...
Page 211
... evidence , becomes needless , because natural selection which is an admitted vera causa , will itself produce all the results . . In the case of butterflies the argument becomes even stronger , because the fertility is so much greater ...
... evidence , becomes needless , because natural selection which is an admitted vera causa , will itself produce all the results . . In the case of butterflies the argument becomes even stronger , because the fertility is so much greater ...
Page 215
... evidence that the males are more active and energetic than the females . Mr. Gosse says that the whirring made by the male Polytmus humming - bird is shriller than that produced by the female ; and he also informs us that the male flies ...
... evidence that the males are more active and energetic than the females . Mr. Gosse says that the whirring made by the male Polytmus humming - bird is shriller than that produced by the female ; and he also informs us that the male flies ...
Page 243
... evidence to show that they experience pleasurable emotions from colour itself , when not associated with the satisfaction of their wants or the gratification of their passions . The primary necessity which led to the development of the ...
... evidence to show that they experience pleasurable emotions from colour itself , when not associated with the satisfaction of their wants or the gratification of their passions . The primary necessity which led to the development of the ...
Page 281
... evidence of human occupation at various remote periods were explored in Belgium and the south of France - lake - dwellings were examined in Switzerland -refuse - heaps in Denmark - and thus a whole series of remains have been discovered ...
... evidence of human occupation at various remote periods were explored in Belgium and the south of France - lake - dwellings were examined in Switzerland -refuse - heaps in Denmark - and thus a whole series of remains have been discovered ...
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Common terms and phrases
abundant adapted adorned Africa allied Amazon animals ants Asia attract bamboo Batavia beautiful become birds blue brilliant butterflies carnivora causes changes character characteristic climate colour Colours of Animals comparatively conspicuous continent curious Danaidæ Darwin distinct Eocene equator equatorial zone existence extensive fact families fauna favourable feet female ferns fertilization flowers foliage forests fruits genera genus greater green groups habits heat humming-birds hyænas immense inhabit insects Juan Fernandez land larger larvæ leaves lemurs less light Madagascar Malay Archipelago male mammalia marsupials Miocene monkeys natural selection naturalists North northern observed occur ocean ornaments Palearctic parrots peculiar perhaps phenomena plants plumage probably produced proportion protection rays region remarkable resemble sexual selection showy slender sometimes South America species spots structure sun-birds surface tail temperate zones temperature theory tints tion trees tropical trunks Ungulata variation varied variety vegetation whole wings yellow