| William Beebe - 1924 - Страниц: 614
...days in the year. "The tortoises, when purposely moving towards any point travel by day and night, and arrive at their journey's end much sooner than...at the rate of sixty yards in ten minutes, that is 360 yards in the hour, or four miles a day, allowing a little time for it to eat on the road. During... | |
| California Academy of Sciences - 1926 - Страниц: 686
...pericardium, which is described as being best. "The tortoises, when purposely moving toward any point, travel by night and day, and arrive at their journey's...at the rate of sixty yards in ten minutes, that is 360 yards in the hour, or four miles a day — allowing a little time for it to eat on the road. During... | |
| 1926 - Страниц: 1230
...pericardium, which is described as being best. "The tortoises, when purposely moving toward any point, travel by night and day, and arrive at their journey's...at the rate of sixty yards in ten minutes, that is 360 yards in the hour, or four miles a day — allowing a little time for it to eat on the road. During... | |
| Charles Darwin - 1958 - Страниц: 460
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| Charles Darwin - 1959 - Страниц: 458
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| Robert Fitzroy - 1966 - Страниц: 660
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| Robert S. Hopkins - 1969 - Страниц: 232
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