This however had not occurred to me till reading your letter.

Spencer's excellent expression of 'the survival of the fittest'.

I fully agree with all that you say on the advantages of H. Darwin promptly replied that Wallace's letter was 'as clear as daylight.

In July 1866 Alfred Russel Wallace wrote to Darwin about readers thinking that the phrase ' natural selection' personified nature as 'selecting', and said this misconception could be avoided 'by adopting Spencer's term' Survival of the fittest. Darwin has called 'natural selection', or the preservation of favored races in the struggle for life.' He first used the phrase – after reading Charles Darwin's On the Origin of Species – in his Principles of Biology of 1864 in which he drew parallels between his economic theories and Darwin's biological, evolutionary ones, writing, 'This survival of the fittest, which I have here sought to express in mechanical terms, is that which Mr. History of the phrase īy his own account, Herbert Spencer described a concept similar to 'survival of the fittest' in his 1852 'A Theory of Population'. In On the Origin of Species, he introduced the phrase in the fifth edition published in 1869, intending it to mean 'better designed for an immediate, local environment'. Darwin has called 'natural selection', or the preservation of favoured races in the struggle for life.' ĭarwin responded positively to Alfred Russel Wallace's suggestion of using Spencer's new phrase 'survival of the fittest' as an alternative to 'natural selection', and adopted the phrase in The Variation of Animals and Plants Under Domestication published in 1868. Herbert Spencer first used the phrase, after reading Charles Darwin's On the Origin of Species, in his Principles of Biology (1864), in which he drew parallels between his own economic theories and Darwin's biological ones: 'This survival of the fittest, which I have here sought to express in mechanical terms, is that which Mr. In Darwinian terms, the phrase is best understood as 'Survival of the form that will leave the most copies of itself in successive generations.' The biological concept of fitness is defined as reproductive success.

' Survival of the fittest' is a phrase that originated from Darwinian evolutionary theory as a way of describing the mechanism of natural selection. Herbert Spencer coined the phrase 'survival of the fittest'. For other uses, see Survival of the fittest (disambiguation).

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