Journal of Researches Into the Natural History and Geology of the Countries Visited During the Voyage of H.M.S. Beagle Round the WorldJohn Murray, 1845 - Всего страниц: 519 |
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Стр. 2
... short portion of the year heavy torrents fall , and immediately afterwards a light vegeta- tion springs out of every crevice . This soon withers ; and upon such naturally formed hay the animals live . It had not now rained for an entire ...
... short portion of the year heavy torrents fall , and immediately afterwards a light vegeta- tion springs out of every crevice . This soon withers ; and upon such naturally formed hay the animals live . It had not now rained for an entire ...
Стр. 12
... short of infinity , could have denuded the granite over so many thousand square leagues ? On a point not far from the city , where a rivulet entered the sea , I observed a fact connected with a subject discussed by Humboldt . * At the ...
... short of infinity , could have denuded the granite over so many thousand square leagues ? On a point not far from the city , where a rivulet entered the sea , I observed a fact connected with a subject discussed by Humboldt . * At the ...
Стр. 13
... short time , and then again immersed in it , a considerable quantity both of water and air is absorbed by the mouth , and perhaps likewise by the branchial orifices . This process is effected by two methods : the air is swallowed , and ...
... short time , and then again immersed in it , a considerable quantity both of water and air is absorbed by the mouth , and perhaps likewise by the branchial orifices . This process is effected by two methods : the air is swallowed , and ...
Стр. 16
... short interval by a rotatory movement on the longer axis . About two minutes after any number were isolated in a drop of water , they thus perished . The animals move with the narrow apex forwards , by the aid of their vibratory ciliæ ...
... short interval by a rotatory movement on the longer axis . About two minutes after any number were isolated in a drop of water , they thus perished . The animals move with the narrow apex forwards , by the aid of their vibratory ciliæ ...
Стр. 30
... short inter- vals , and that at other times the display is involuntary . On the muddy and wet gravel - walks I found the larvæ of this lampyris in great numbers : they resembled in general form the female of the English glowworm . These ...
... short inter- vals , and that at other times the display is involuntary . On the muddy and wet gravel - walks I found the larvæ of this lampyris in great numbers : they resembled in general form the female of the English glowworm . These ...
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animals appear archipelago atolls Bahia Blanca barrier-reefs Beagle Beagle Channel believe birds boat Buenos Ayres Cape Captain Fitz Roy capybara cattle Chile Chiloe Chonos Archipelago cliffs climate coast colour common Copiapó corals Cordillera covered curious distance earthquake elevation extremely feet forest formed Fuegians Gauchos genus greater number ground guanaco habits head heard height hills horses hundred Indians inhabitants insects island islets Jemmy Button killed kind land living manner mass miles morning mountains natives nearly never night observed ocean Pampas party passed Patagonia plain plants Plata probably quadrupeds Quillota rain reef remarkable resemble Rio Negro river road rock scarcely scenery seen shells shore side snow South America southern species spot stones Strait of Magellan stream summit surface thick Tierra del Fuego trees tribe valley vegetation voyage whole wild wind wood