...a mystery to me. In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement ' Malthus on Population,'...existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances...

...a mystery to me. In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement ' Malthus on Population,'...existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances...

...a mystery to me. In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement ' Malthus on Population,'...existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances...

...a mystery to me. In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement ' Malthus on Population,'...existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances...

...everybody's hand, says : " In October, 1838, that is, fifteen months after I had begun my systematic inquiry, I happened to read, for amusement, ' Malthus on Population...existence which everywhere goes on, from longcontinued observation of the habits of animals and plants, it at once struck me that under these circumstances...

...mystery to me. "In October, 1838, that is, fifteen months after I had begun my systematic inquiry, I happened to read for amusement ' Malthus on Population,'...it at once struck me that under these circumstances favourable variations would tend to be preserved, and unfavourable ones to be destroyed. The result...

...a mystery to me. In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement Malthus on Population,...existence which everywhere goes on from longcontinued observation of the habits of aniixals and plants, it at once struck me that under these circumstances...

...me." "In October 1838," he writes, "that is, fifteen months after I had begun my systematic inquiry, I happened to read for amusement, ' Malthus on Population,'...it at once struck me that under these circumstances favourable variations would tend to be preserved, and unfavourable ones to be destroyed. The result...

...begun, Darwin says, " In October 1838, that is, fifteen months after I had begun my systematic inquiry, I happened to read for amusement Malthus on population;...struggle for existence which everywhere goes on, from long continued observation of the habits of animals and plants, it at once struck me that, under these...

...modified ; " and on the opposite page this: "I happened to read for amusement Malthus on J'opulation, and being well prepared to appreciate the struggle...existence which everywhere goes on from long-continued observation of the habits of animals and plants," etc. Of course, there can be no difficulty of wriggling...