Tropical nature, and other essaysMacmillan, 1878 - 356 pages |
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Page 19
... forest country in adjacent districts has a moister and more . uniform climate , so that it seems probable that the nature of the soil or the artificial clearing away of the forests , are important agents in producing the departure from ...
... forest country in adjacent districts has a moister and more . uniform climate , so that it seems probable that the nature of the soil or the artificial clearing away of the forests , are important agents in producing the departure from ...
Page 20
... forests is not so much felt , because the hills and uplands are naturally clothed with a thick coating of turf which absorbs moisture and does not become over- heated by the sun's rays , and the rains are seldom violent enough to strip ...
... forests is not so much felt , because the hills and uplands are naturally clothed with a thick coating of turf which absorbs moisture and does not become over- heated by the sun's rays , and the rains are seldom violent enough to strip ...
Page 21
... devastation caused by the reckless clearing of forests see the third chapter of Mr. Marsh's work The Earth as Modified by Human Action . about twenty - five minutes from sunset the complete darkness SHORTNESS OF TWILIGHT . 21.
... devastation caused by the reckless clearing of forests see the third chapter of Mr. Marsh's work The Earth as Modified by Human Action . about twenty - five minutes from sunset the complete darkness SHORTNESS OF TWILIGHT . 21.
Page 25
... forest betraying it by their motions . White clouds would appear in the east and gather into cumuli , with an increasing blackness along their lower portions . The whole eastern horizon would become almost suddenly black , and this ...
... forest betraying it by their motions . White clouds would appear in the east and gather into cumuli , with an increasing blackness along their lower portions . The whole eastern horizon would become almost suddenly black , and this ...
Page 26
... forests the aspect is the same or nearly so every day in the year budding , flowering , fruiting , and leaf ... Forest - Belt 26 TROPICAL NATURE , AND OTHER ESSAYS .
... forests the aspect is the same or nearly so every day in the year budding , flowering , fruiting , and leaf ... Forest - Belt 26 TROPICAL NATURE , AND OTHER ESSAYS .
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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