Nature, Volume 108Sir Norman Lockyer Macmillan Journals Limited, 1921 |
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Página 145
... Animals a Function of Motion ? IT was long ago pointed out by Claus that her- maphroditism in animals finds its most frequent ex- pression in fixed and sluggish animals , and in certain parasites . A large amount of work on sex ...
... Animals a Function of Motion ? IT was long ago pointed out by Claus that her- maphroditism in animals finds its most frequent ex- pression in fixed and sluggish animals , and in certain parasites . A large amount of work on sex ...
Página 212
... animals . The two modes of reproduction may therefore be functions of the degree of motor activity manifested by animals . I do not wish to contradict Dr. Orton's general proposition , especially as he has framed it tentatively and ...
... animals . The two modes of reproduction may therefore be functions of the degree of motor activity manifested by animals . I do not wish to contradict Dr. Orton's general proposition , especially as he has framed it tentatively and ...
Página 303
... animals may be a direct physical result of a freely moving habit of life , and that hermaphroditism may be a direct physical result of a sedentary or sluggish mode of life . It was also suggested that it follows from this hypothesis ...
... animals may be a direct physical result of a freely moving habit of life , and that hermaphroditism may be a direct physical result of a sedentary or sluggish mode of life . It was also suggested that it follows from this hypothesis ...
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BarrettHamilton and M A C Hinton | 21 |
42s | 266 |
ROYAL AERONAUTICAL SOCIETY at Royal Society of Arts at 5 30 | 296 |
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